CVE-2020-26963 — Mozilla Firefox vulnerability

8 documents7 sources
Severity
4.3MEDIUMNVD
EPSS
0.4%
top 38.97%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Mozilla FirefoxDebian Firefox
Timeline
PublishedDec 9
Latest updateFeb 29

Description

Repeated calls to the history and location interfaces could have been used to hang the browser. This was addressed by introducing rate-limiting to these API calls. This vulnerability affects Firefox < 83.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:LExploitability: 2.8 | Impact: 1.4

Affected Packages5 packages

▶debiandebian/firefox< firefox 83.0-1 (sid)
▶CVEListV5mozilla/firefox< 83
▶NVDmozilla/firefox< 83.0
▶Ubuntumozilla/firefox< 83.0+build2-0ubuntu0.16.04.3+2
▶mozillamozilla/firefox

🔴Vulnerability Details

2
GHSA
GHSA-6rx8-2pr9-jv9w: Repeated calls to the history and location interfaces could have been used to hang the browser↗2022-05-24
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OSV
CVE-2020-26963: Repeated calls to the history and location interfaces could have been used to hang the browser↗2020-11-17
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📋Vendor Advisories

4
Ubuntu
Firefox vulnerabilities↗2020-11-19
▶
Ubuntu
Firefox vulnerabilities↗2020-11-18
▶
Debian
CVE-2020-26963: firefox - Repeated calls to the history and location interfaces could have been used to ha...↗2020
▶
Mozilla
Mozilla Foundation Security Advisory 2020-50: CVE-2020-26963↗
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💬Community

1
Bugzilla
Parent process memory DoS via unlimited IndexedDB storage↗2024-02-29
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