Vulnerability · Published Feb 3, 2023 · Assigned by mitre
CVE-2021-37519
Medium 5.5
In plain English
A medium-severity out-of-bounds write in the memcached package (Debian). Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 30% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)5.5Medium
Exploit odds (30 days)0.4%top 69.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
Buffer Overflow vulnerability in authfile.c memcached 1.6.9 allows attackers to cause a denial of service via crafted authenticattion file.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | memcached | 1.6.10+dfsg-1 | DEBIAN-CVE-2021-37519 |
| Debian:13 | memcached | 1.6.10+dfsg-1 | DEBIAN-CVE-2021-37519 |
| Debian:14 | memcached | 1.6.10+dfsg-1 | DEBIAN-CVE-2021-37519 |
Affected products (as reported)
Weakness: CWE-787 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H