CVE-2022-45412Link Following in Mozilla Firefox

Severity
8.8HIGHNVD
OSV8.1OSV6.5
EPSS
0.2%
top 56.26%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedDec 22
Latest updateFeb 6

Description

When resolving a symlink such as file:///proc/self/fd/1, an error message may be produced where the symlink was resolved to a string containing unitialized memory in the buffer. *This bug only affects Thunderbird on Unix-based operated systems (Android, Linux, MacOS). Windows is unaffected.*. This vulnerability affects Firefox ESR < 102.5, Thunderbird < 102.5, and Firefox < 107.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 2.8 | Impact: 5.9

Affected Packages9 packages

CVEListV5mozilla/firefoxunspecified107
NVDmozilla/firefox< 107.0
CVEListV5mozilla/firefox_esrunspecified102.5
CVEListV5mozilla/thunderbirdunspecified102.5
NVDmozilla/firefox_esr< 102.5

🔴Vulnerability Details

5
OSV
thunderbird vulnerabilities2023-02-06
GHSA
GHSA-ww43-23jx-qcpc: When resolving a symlink such as file:///proc/self/fd/1, an error message may be produced where the symlink was resolved to a string containing unitia2022-12-22
CVEList
CVE-2022-45412: When resolving a symlink such as file:///proc/self/fd/1, an error message may be produced where the symlink was resolved to a string containing unitia2022-12-22
OSV
CVE-2022-45412: When resolving a symlink such as file:///proc/self/fd/1, an error message may be produced where the symlink was resolved to a string containing unitia2022-12-22
OSV
firefox vulnerabilities2022-11-16

📋Vendor Advisories

7
Ubuntu
Thunderbird vulnerabilities2023-02-06
Ubuntu
Firefox vulnerabilities2022-11-16
Red Hat
Mozilla: Symlinks may resolve to partially uninitialized buffers2022-11-15
Debian
CVE-2022-45412: firefox - When resolving a symlink such as <code>file:///proc/self/fd/1</code>, an error m...2022
Mozilla
Mozilla Foundation Security Advisory 2022-48: CVE-2022-45412
CVE-2022-45412 — Link Following in Mozilla Firefox | cvebase