Vulnerability · Published Nov 2, 2022 · Assigned by mitre
CVE-2022-43995
High 7.1
In plain English
A high-severity out-of-bounds read in the sudo package (Debian). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 23% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Official description
Sudo 1.8.0 through 1.9.12, with the crypt() password backend, contains a plugins/sudoers/auth/passwd.c array-out-of-bounds error that can result in a heap-based buffer over-read. This can be triggered by arbitrary local users with access to Sudo by entering a password of seven characters or fewer. The impact could vary depending on the system libraries, compiler, and processor architecture.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | sudo | 1.9.12p1-1 | DEBIAN-CVE-2022-43995 |
| Debian:13 | sudo | 1.9.12p1-1 | DEBIAN-CVE-2022-43995 |
| Debian:14 | sudo | 1.9.12p1-1 | DEBIAN-CVE-2022-43995 |
Affected products (as reported)
Weakness: CWE-125 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H