Security advisory
Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Client programs). Supported versions that are affected are 5.5.59 and prior, 5.6.39 and prior and 5.7.21 and prior. Difficult to exploit vulnerability allows high privileged attacker with logon to the infrastructure where MySQL Server executes to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.0 Base Score 4.1 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H).
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2018-2773
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 04:15 UTC · Revision 1
Source evidence
Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Client programs). Supported versions that are affected are 5.5.59 and prior, 5.6.39 and prior and 5.7.21 and prior. Difficult to exploit vulnerability allows high privileged attacker with logon to the infrastructure where MySQL Server executes to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.0 Base Score 4.1 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H).
osv:CVE-2018-2773
Complete source record
{
"id": "663fd53656ba35ca7cb1b163f62098f5e46b8476e7eecd0555a4b69502b19f6b",
"url": "https://osv.dev/vulnerability/CVE-2018-2773",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2018-2773",
"summary": "Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Client programs). Supported versions that are affected are 5.5.59 and prior, 5.6.39 and prior and 5.7.21 and prior. Difficult to exploit vulnerability allows high privileged attacker with logon to the infrastructure where MySQL Server executes to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.0 Base Score 4.1 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H).",
"evidence": "osv:CVE-2018-2773",
"products": [],
"severity": "medium",
"structured": {
"id": "CVE-2018-2773",
"aliases": [
"CVE-2018-2773"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/mysql/mysql-server",
"type": "GIT",
"events": [
{
"introduced": "54df0057e18d8c82c23fbd4e0bf5b5dc2e762955"
},
{
"last_affected": "946d9e4db4896992400cabbd0d1db9a0a10cbfd1"
},
{
"introduced": "0"
},
{
"last_affected": "efb4087cfe12134e1541b39ee9a4305f7cd225f5"
},
{
"last_affected": "f5ed5d58ffae0ff4c668830376faa411987915a1"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:oracle:mysql:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "5.5.0"
},
{
"last_affected": "5.5.59"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:oracle:mysql:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "5.6.0"
},
{
"last_affected": "5.6.39"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:oracle:mysql:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "5.7.0"
},
{
"last_affected": "5.7.21"
}
],
"source": "CPE_RANGE"
}
]
}
}
],
"versions": [
"mysql-5.7.21",
"mysql-5.5.59",
"mysql-5.5.49",
"mysql-5.5.47",
"mysql-5.5.44",
"mysql-5.5.27",
"mysql-5.5.25",
"mysql-5.5.23",
"mysql-5.5.19",
"mysql-5.5.15",
"mysql-5.1.4",
"mysql-4.0.4",
"mysql-4.0.2",
"mysql-3.23.36",
"mysql-3.23.33",
"mysql-3.23.32",
"mysql-3.23.31",
"mysql-3.23.30-gamma",
"mysql-3.23.28-gamma",
"mysql-3.23.22-beta"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-2773.json"
}
}
],
"modified": "2026-10-24T10:30:15.932826857Z",
"provider": "osv",
"references": [
"https://usn.ubuntu.com/3629-2/",
"https://usn.ubuntu.com/3629-3/",
"https://access.redhat.com/errata/RHSA-2018:1254",
"https://access.redhat.com/errata/RHSA-2018:3655",
"https://lists.debian.org/debian-lts-announce/2018/04/msg00020.html",
"https://security.netapp.com/advisory/ntap-20180419-0002/",
"https://usn.ubuntu.com/3629-1/",
"https://www.debian.org/security/2018/dsa-4176"
],
"provider_metadata": {
"unresolved_ranges": [
{
"cpes": [
"cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*",
"cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*",
"cpe:2.3:o:canonical:ubuntu_linux:7.10:*:*:*:*:*:*:*"
],
"vendor_product": "canonical:ubuntu_linux",
"extracted_events": [
{
"range": [
{
"introduced": "7.10"
},
{
"last_affected": "7.10"
},
{
"introduced": "14.04"
},
{
"last_affected": "14.04"
},
{
"introduced": "16.04"
},
{
"last_affected": "16.04"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*",
"cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*"
],
"vendor_product": "debian:debian_linux",
"extracted_events": [
{
"range": [
{
"introduced": "7.0"
},
{
"last_affected": "7.0"
},
{
"introduced": "8.0"
},
{
"last_affected": "8.0"
}
],
"source": "CPE_STRING"
}
]
}
]
}
},
"related_cves": [
{
"value": "CVE-2018-2773",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 429244,
"published_at": "2018-04-19T02:29:02.367+00:00"
}