High
Security advisory
A denial of service flaw was found in OpenSSL 0.9.8, 1.0.1, 1.0.2 through 1.0.2h, and 1.1.0 in the way the TLS/SSL protocol defined processing of ALERT packets during a connection handshake. A remote attacker could use this flaw to make a TLS/SSL server consume an excessive amount of CPU and fail to accept connections from other clients.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2016-8610
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 05:25 UTC · Revision 1
Source evidence
A denial of service flaw was found in OpenSSL 0.9.8, 1.0.1, 1.0.2 through 1.0.2h, and 1.1.0 in the way the TLS/SSL protocol defined processing of ALERT packets during a connection handshake. A remote attacker could use this flaw to make a TLS/SSL server consume an excessive amount of CPU and fail to accept connections from other clients.
osv:CVE-2016-8610
Complete source record
{
"id": "f833625beba6d48c98acc3aad9f8e62febbcf96d57224b96e16143b287ac69dd",
"url": "https://osv.dev/vulnerability/CVE-2016-8610",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2016-8610",
"summary": "A denial of service flaw was found in OpenSSL 0.9.8, 1.0.1, 1.0.2 through 1.0.2h, and 1.1.0 in the way the TLS/SSL protocol defined processing of ALERT packets during a connection handshake. A remote attacker could use this flaw to make a TLS/SSL server consume an excessive amount of CPU and fail to accept connections from other clients.",
"evidence": "osv:CVE-2016-8610",
"products": [],
"severity": "high",
"structured": {
"id": "CVE-2016-8610",
"aliases": [
"CVE-2016-8610"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/openssl/openssl",
"type": "GIT",
"events": [
{
"introduced": "e818b74be2170fbe957a07b0da4401c2b694b3b8"
},
{
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},
{
"introduced": "c2ef67100cd0ca2321b5f1a437abb93fc7e11e37"
},
{
"last_affected": "7ea5bd2b52d0e81eaef3d109b3b12545306f201c"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:openssl:openssl:*:*:*:*:*:*:*:*",
"range": [
{
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},
{
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}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:openssl:openssl:0.9.8:*:*:*:*:*:*:*",
"range": [
{
"introduced": "0.9.8"
},
{
"last_affected": "0.9.8"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:openssl:openssl:1.0.1:*:*:*:*:*:*:*",
"range": [
{
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},
{
"last_affected": "1.0.1"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:openssl:openssl:1.1.0:*:*:*:*:*:*:*",
"range": [
{
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},
{
"last_affected": "1.1.0"
}
],
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}
]
}
}
],
"versions": [
"0.9.8",
"1.0.1",
"1.1.0",
"OpenSSL_1_0_2u"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2016-8610.json"
}
}
],
"modified": "2026-10-24T10:30:28.472054323Z",
"provider": "osv",
"references": [
"https://git.openssl.org/gitweb/?p=openssl.git%3Ba=commit%3Bh=af58be768ebb690f78530f796e92b8ae5c9a4401",
"https://access.redhat.com/errata/RHSA-2017:1413",
"https://access.redhat.com/errata/RHSA-2017:1414",
"https://access.redhat.com/errata/RHSA-2017:1658",
"https://access.redhat.com/errata/RHSA-2017:1801",
"https://access.redhat.com/errata/RHSA-2017:1802",
"https://access.redhat.com/errata/RHSA-2017:2493",
"https://access.redhat.com/errata/RHSA-2017:2494",
"https://security.360.cn/cve/CVE-2016-8610/",
"https://security.FreeBSD.org/advisories/FreeBSD-SA-16:35.openssl.asc",
"https://security.netapp.com/advisory/ntap-20171130-0001/",
"https://security.paloaltonetworks.com/CVE-2016-8610",
"https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03897en_us",
"https://www.debian.org/security/2017/dsa-3773",
"https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-8610",
"https://www.oracle.com/security-alerts/cpuapr2020.html",
"https://www.oracle.com/security-alerts/cpujan2020.html",
"https://www.oracle.com/security-alerts/cpujul2020.html",
"https://www.oracle.com/security-alerts/cpuoct2020.html",
"https://www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.html",
"https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html"
],
"provider_metadata": {
"unresolved_ranges": [
{
"cpes": [
"cpe:2.3:o:fujitsu:m10-1_firmware:*:*:*:*:*:*:*:*"
],
"vendor_product": "fujitsu:m10-1_firmware",
"extracted_events": [
{
"range": [
{
"fixed": "xcp2361"
},
{
"introduced": "xcp3000"
},
{
"fixed": "xcp3070"
}
],
"source": "CPE_RANGE"
}
]
},
{
"cpes": [
"cpe:2.3:o:fujitsu:m10-4_firmware:*:*:*:*:*:*:*:*"
],
"vendor_product": "fujitsu:m10-4_firmware",
"extracted_events": [
{
"range": [
{
"fixed": "xcp2361"
},
{
"introduced": "xcp3000"
},
{
"fixed": "xcp3070"
}
],
"source": "CPE_RANGE"
}
]
},
{
"cpes": [
"cpe:2.3:o:fujitsu:m10-4s_firmware:*:*:*:*:*:*:*:*"
],
"vendor_product": "fujitsu:m10-4s_firmware",
"extracted_events": [
{
"range": [
{
"fixed": "xcp2361"
},
{
"introduced": "xcp3000"
},
{
"fixed": "xcp3070"
}
],
"source": "CPE_RANGE"
}
]
},
{
"cpes": [
"cpe:2.3:o:fujitsu:m12-1_firmware:*:*:*:*:*:*:*:*"
],
"vendor_product": "fujitsu:m12-1_firmware",
"extracted_events": [
{
"range": [
{
"fixed": "xcp2361"
},
{
"introduced": "xcp3000"
},
{
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}
],
"source": "CPE_RANGE"
}
]
},
{
"cpes": [
"cpe:2.3:o:fujitsu:m12-2_firmware:*:*:*:*:*:*:*:*"
],
"vendor_product": "fujitsu:m12-2_firmware",
"extracted_events": [
{
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{
"fixed": "xcp2361"
},
{
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},
{
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}
],
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}
]
},
{
"cpes": [
"cpe:2.3:o:fujitsu:m12-2s_firmware:*:*:*:*:*:*:*:*"
],
"vendor_product": "fujitsu:m12-2s_firmware",
"extracted_events": [
{
"range": [
{
"fixed": "xcp2361"
},
{
"introduced": "xcp3000"
},
{
"fixed": "xcp3070"
}
],
"source": "CPE_RANGE"
}
]
},
{
"cpes": [
"cpe:2.3:a:netapp:e-series_santricity_os_controller:*:*:*:*:*:*:*:*"
],
"vendor_product": "netapp:e-series_santricity_os_controller",
"extracted_events": [
{
"range": [
{
"introduced": "11.0"
},
{
"last_affected": "11.40"
}
],
"source": "CPE_RANGE"
}
]
},
{
"cpes": [
"cpe:2.3:a:oracle:timesten_in-memory_database:*:*:*:*:*:*:*:*"
],
"vendor_product": "oracle:timesten_in-memory_database",
"extracted_events": [
{
"range": [
{
"fixed": "18.1.4.1.0"
}
],
"source": "CPE_RANGE"
}
]
},
{
"cpes": [
"cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*"
],
"vendor_product": "paloaltonetworks:pan-os",
"extracted_events": [
{
"range": [
{
"last_affected": "6.1.17"
},
{
"introduced": "7.0.0"
},
{
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},
{
"introduced": "7.1.0"
},
{
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}
],
"source": "CPE_RANGE"
}
]
},
{
"cpes": [
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],
"vendor_product": "debian:debian_linux",
"extracted_events": [
{
"range": [
{
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},
{
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}
],
"source": "CPE_STRING"
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]
},
{
"cpes": [
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],
"vendor_product": "oracle:adaptive_access_manager",
"extracted_events": [
{
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{
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{
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}
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]
},
{
"cpes": [
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],
"vendor_product": "oracle:application_testing_suite",
"extracted_events": [
{
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{
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},
{
"cpes": [
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],
"vendor_product": "oracle:communications_analytics",
"extracted_events": [
{
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{
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{
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}
],
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]
},
{
"cpes": [
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"cpe:2.3:a:oracle:communications_ip_service_activator:7.4.0:*:*:*:*:*:*:*"
],
"vendor_product": "oracle:communications_ip_service_activator",
"extracted_events": [
{
"range": [
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{
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{
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{
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}
],
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}
]
},
{
"cpes": [
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"cpe:2.3:a:oracle:core_rdbms:12.2.0.1:*:*:*:*:*:*:*",
"cpe:2.3:a:oracle:core_rdbms:18c:*:*:*:*:*:*:*",
"cpe:2.3:a:oracle:core_rdbms:19c:*:*:*:*:*:*:*"
],
"vendor_product": "oracle:core_rdbms",
"extracted_events": [
{
"range": [
{
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{
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{
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},
{
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},
{
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{
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{
"introduced": "18c"
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{
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{
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{
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],
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}
]
},
{
"cpes": [
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],
"vendor_product": "oracle:enterprise_manager_ops_center",
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{
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{
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{
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]
},
{
"cpes": [
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],
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{
"range": [
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{
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],
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]
},
{
"cpes": [
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],
"vendor_product": "oracle:jd_edwards_enterpriseone_tools",
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{
"range": [
{
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},
{
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}
],
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}
]
},
{
"cpes": [
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"cpe:2.3:a:oracle:peoplesoft_enterprise_peopletools:8.57:*:*:*:*:*:*:*",
"cpe:2.3:a:oracle:peoplesoft_enterprise_peopletools:8.58:*:*:*:*:*:*:*"
],
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{
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{
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{
"introduced": "8.57"
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{
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},
{
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{
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}
],
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}
]
},
{
"cpes": [
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"cpe:2.3:a:oracle:retail_predictive_application_server:16.0.3:*:*:*:*:*:*:*"
],
"vendor_product": "oracle:retail_predictive_application_server",
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{
"range": [
{
"introduced": "15.0.3"
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{
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{
"introduced": "16.0.3"
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{
"last_affected": "16.0.3"
}
],
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]
},
{
"cpes": [
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"cpe:2.3:a:oracle:weblogic_server:12.2.1.3.0:*:*:*:*:*:*:*",
"cpe:2.3:a:oracle:weblogic_server:12.2.1.4.0:*:*:*:*:*:*:*"
],
"vendor_product": "oracle:weblogic_server",
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{
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{
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},
{
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},
{
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},
{
"last_affected": "12.1.3.0.0"
},
{
"introduced": "12.2.1.3.0"
},
{
"last_affected": "12.2.1.3.0"
},
{
"introduced": "12.2.1.4.0"
},
{
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}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*",
"cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:enterprise_linux_desktop",
"extracted_events": [
{
"range": [
{
"introduced": "6.0"
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{
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{
"introduced": "7.0"
},
{
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}
],
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}
]
},
{
"cpes": [
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"cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:enterprise_linux_server",
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{
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{
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{
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{
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}
],
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}
]
},
{
"cpes": [
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"cpe:2.3:o:redhat:enterprise_linux_server_aus:7.4:*:*:*:*:*:*:*",
"cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:enterprise_linux_server_aus",
"extracted_events": [
{
"range": [
{
"introduced": "7.3"
},
{
"last_affected": "7.3"
},
{
"introduced": "7.4"
},
{
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},
{
"introduced": "7.6"
},
{
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}
],
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}
]
},
{
"cpes": [
"cpe:2.3:o:redhat:enterprise_linux_server_eus:7.3:*:*:*:*:*:*:*",
"cpe:2.3:o:redhat:enterprise_linux_server_eus:7.4:*:*:*:*:*:*:*",
"cpe:2.3:o:redhat:enterprise_linux_server_eus:7.5:*:*:*:*:*:*:*",
"cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:enterprise_linux_server_eus",
"extracted_events": [
{
"range": [
{
"introduced": "7.3"
},
{
"last_affected": "7.3"
},
{
"introduced": "7.4"
},
{
"last_affected": "7.4"
},
{
"introduced": "7.5"
},
{
"last_affected": "7.5"
},
{
"introduced": "7.6"
},
{
"last_affected": "7.6"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:redhat:enterprise_linux_server_tus:7.3:*:*:*:*:*:*:*",
"cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:enterprise_linux_server_tus",
"extracted_events": [
{
"range": [
{
"introduced": "7.3"
},
{
"last_affected": "7.3"
},
{
"introduced": "7.6"
},
{
"last_affected": "7.6"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*",
"cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:enterprise_linux_workstation",
"extracted_events": [
{
"range": [
{
"introduced": "6.0"
},
{
"last_affected": "6.0"
},
{
"introduced": "7.0"
},
{
"last_affected": "7.0"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:a:redhat:jboss_enterprise_application_platform:6.0.0:*:*:*:*:*:*:*",
"cpe:2.3:a:redhat:jboss_enterprise_application_platform:6.4.0:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:jboss_enterprise_application_platform",
"extracted_events": [
{
"range": [
{
"introduced": "6.0.0"
},
{
"last_affected": "6.0.0"
},
{
"introduced": "6.4.0"
},
{
"last_affected": "6.4.0"
}
],
"source": "CPE_STRING"
}
]
}
]
}
},
"related_cves": [
{
"value": "CVE-2016-8610",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 432066,
"published_at": "2017-11-13T22:29:00.203+00:00"
}