Medium
Security advisory
The certificate parser in OpenSSL before 1.0.1u and 1.0.2 before 1.0.2i might allow remote attackers to cause a denial of service (out-of-bounds read) via crafted certificate operations, related to s3_clnt.c and s3_srvr.c.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2016-6306
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 04:13 UTC · Revision 1
Source evidence
The certificate parser in OpenSSL before 1.0.1u and 1.0.2 before 1.0.2i might allow remote attackers to cause a denial of service (out-of-bounds read) via crafted certificate operations, related to s3_clnt.c and s3_srvr.c.
osv:CVE-2016-6306
Complete source record
{
"id": "4012dc5ef5efa8426faa68e89c363caed683eb7243ce9034c773bc4619a8dfda",
"url": "https://osv.dev/vulnerability/CVE-2016-6306",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2016-6306",
"summary": "The certificate parser in OpenSSL before 1.0.1u and 1.0.2 before 1.0.2i might allow remote attackers to cause a denial of service (out-of-bounds read) via crafted certificate operations, related to s3_clnt.c and s3_srvr.c.",
"evidence": "osv:CVE-2016-6306",
"products": [],
"severity": "medium",
"structured": {
"id": "CVE-2016-6306",
"aliases": [
"CVE-2016-6306"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"
}
],
"affected": [
{
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"type": "GIT",
"events": [
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{
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{
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{
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{
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{
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{
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{
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{
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{
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],
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],
"versions": [
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"v6.3.0",
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"v5.12.0",
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"v4.2.3",
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"v4.2.0",
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{
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{
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{
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{
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{
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},
{
"cpe": "cpe:2.3:a:openssl:openssl:1.0.1d:*:*:*:*:*:*:*",
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{
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{
"cpe": "cpe:2.3:a:openssl:openssl:1.0.1f:*:*:*:*:*:*:*",
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{
"cpe": "cpe:2.3:a:openssl:openssl:1.0.1g:*:*:*:*:*:*:*",
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{
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},
{
"cpe": "cpe:2.3:a:openssl:openssl:1.0.1h:*:*:*:*:*:*:*",
"range": [
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{
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},
{
"cpe": "cpe:2.3:a:openssl:openssl:1.0.1i:*:*:*:*:*:*:*",
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{
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{
"cpe": "cpe:2.3:a:openssl:openssl:1.0.1j:*:*:*:*:*:*:*",
"range": [
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{
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{
"cpe": "cpe:2.3:a:openssl:openssl:1.0.1k:*:*:*:*:*:*:*",
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{
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{
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{
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{
"cpe": "cpe:2.3:a:openssl:openssl:1.0.1s:*:*:*:*:*:*:*",
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{
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{
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{
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{
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{
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{
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{
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{
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{
"cpe": "cpe:2.3:a:openssl:openssl:1.0.2d:*:*:*:*:*:*:*",
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{
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{
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{
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{
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{
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{
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{
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],
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{
"cpe": "cpe:2.3:a:openssl:openssl:1.0.2:beta3:*:*:*:*:*:*",
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{
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},
{
"last_affected": "1.0.2-beta3"
}
],
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}
]
}
}
],
"versions": [
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"1.0.1-beta1",
"1.0.1-beta2",
"1.0.1-beta3",
"1.0.2",
"1.0.2-beta1",
"1.0.2-beta2",
"1.0.2-beta3"
],
"database_specific": {
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}
}
],
"modified": "2026-10-24T10:30:15.388017378Z",
"provider": "osv",
"references": [
"https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf",
"https://git.openssl.org/?p=openssl.git%3Ba=commit%3Bh=52e623c4cb06fffa9d5e75c60b34b4bc130b12e9",
"https://access.redhat.com/errata/RHSA-2018:2185",
"https://access.redhat.com/errata/RHSA-2018:2186",
"https://access.redhat.com/errata/RHSA-2018:2187",
"https://bto.bluecoat.com/security-advisory/sa132",
"https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-c05302448",
"https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05302448",
"https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA40312",
"https://kc.mcafee.com/corporate/index?page=content&id=SB10215",
"https://nodejs.org/en/blog/vulnerability/september-2016-security-releases/",
"https://security.FreeBSD.org/advisories/FreeBSD-SA-16:26.openssl.asc",
"https://security.gentoo.org/glsa/201612-16",
"https://support.f5.com/csp/article/K90492697",
"https://support.hpe.com/hpsc/doc/public/display?docLocale=en&docId=emr_na-hpesbhf03856en_us",
"https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03856en_us",
"https://www.arista.com/en/support/advisories-notices/security-advisories/1749-security-advisory-24",
"https://www.openssl.org/news/secadv/20160922.txt",
"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.tenable.com/security/tns-2016-16",
"https://www.tenable.com/security/tns-2016-20",
"https://www.tenable.com/security/tns-2016-21",
"https://www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.html"
],
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},
{
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]
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{
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],
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]
}
]
}
},
"related_cves": [
{
"value": "CVE-2016-6306",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 429136,
"published_at": "2016-09-26T19:59:02.91+00:00"
}