Vulnerability · Published Nov 3, 2022 · Assigned by mitre
CVE-2021-46853
Medium 5.9
In plain English
A medium-severity security flaw in the alpine package (Debian). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.1% (higher than 67% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)5.9Medium
Exploit odds (30 days)1.1%top 33.1% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Alpine before 2.25 allows remote attackers to cause a denial of service (application crash) when LIST or LSUB is sent before STARTTLS.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | alpine | 2.25+dfsg1-1 | DEBIAN-CVE-2021-46853 |
| Debian:13 | alpine | 2.25+dfsg1-1 | DEBIAN-CVE-2021-46853 |
| Debian:14 | alpine | 2.25+dfsg1-1 | DEBIAN-CVE-2021-46853 |
Affected products (as reported)
Weakness: CWE-367 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H