CVE-2022-45416 — Observable Discrepancy in Mozilla Firefox

CWE-203 — Observable Discrepancy13 documents8 sources
Severity
6.5MEDIUMNVD
OSV8.1
EPSS
0.2%
top 59.37%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
Mozilla FirefoxMozilla Firefox ESRMozilla Thunderbird
Timeline
PublishedDec 22
Latest updateFeb 6

Description

Keyboard events reference strings like "KeyA" that were at fixed, known, and widely-spread addresses. Cache-based timing attacks such as Prime+Probe could have possibly figured out which keys were being pressed. 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:N/A:NExploitability: 2.8 | Impact: 3.6

Affected Packages9 packages

▶CVEListV5mozilla/firefoxunspecified — 107
▶NVDmozilla/firefox< 107.0
▶CVEListV5mozilla/firefox_esrunspecified — 102.5
▶NVDmozilla/firefox_esr< 102.5
▶Ubuntumozilla/firefox< 107.0+build2-0ubuntu0.18.04.1+1

🔴Vulnerability Details

5
OSV
thunderbird vulnerabilities↗2023-02-06
▶
GHSA
GHSA-wfp4-223f-x5rm: Keyboard events reference strings like "KeyA" that were at fixed, known, and widely-spread addresses↗2022-12-22
▶
CVEList
CVE-2022-45416: Keyboard events reference strings like "KeyA" that were at fixed, known, and widely-spread addresses↗2022-12-22
▶
OSV
CVE-2022-45416: Keyboard events reference strings like "KeyA" that were at fixed, known, and widely-spread addresses↗2022-12-22
▶
OSV
firefox vulnerabilities↗2022-11-16
▶

📋Vendor Advisories

7
Ubuntu
Thunderbird vulnerabilities↗2023-02-06
▶
Ubuntu
Firefox vulnerabilities↗2022-11-16
▶
Red Hat
Mozilla: Keystroke Side-Channel Leakage↗2022-11-15
▶
Debian
CVE-2022-45416: firefox - Keyboard events reference strings like "KeyA" that were at fixed, known, and wid...↗2022
▶
Mozilla
Mozilla Foundation Security Advisory 2022-49: CVE-2022-45416↗
▶
CVE-2022-45416 — Observable Discrepancy in Mozilla | cvebase