Vulnerability · Published Jan 17, 2023 · Assigned by fedora
CVE-2022-4121
Medium 5.5
In plain English
A medium-severity null pointer dereference in libetpan. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 47% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)5.5Medium
Exploit odds (30 days)0.6%top 53.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
In libetpan a null pointer dereference in mailimap_mailbox_data_status_free in low-level/imap/mailimap_types.c was found that could lead to a remote denial of service or other potential consequences.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | libetpan | 1.9.4-3.1 | DEBIAN-CVE-2022-4121 |
| Debian:13 | libetpan | 1.9.4-3.1 | DEBIAN-CVE-2022-4121 |
| Debian:14 | libetpan | 1.9.4-3.1 | DEBIAN-CVE-2022-4121 |
| Ubuntu:22.04:LTS | libetpan | 1.9.4-3+deb11u1build0.22.04.1 | USN-7740-1 |
| Ubuntu:22.04:LTS | libetpan | 1.9.4-3+deb11u1build0.22.04.1 | UBUNTU-CVE-2022-4121 |
Affected products (as reported)
Weakness: CWE-476 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H