CVE-2022-34484 — Use After Free in Mozilla Firefox

CWE-416 — Use After FreeCWE-120 — Classic Buffer OverflowCWE-617 — Reachable AssertionCWE-269 — Improper Privilege Management15 documents10 sources
Severity
8.8HIGHNVD
OSV6.5CISA7.8
EPSS
0.3%
top 48.65%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
Mozilla FirefoxMozilla Firefox ESRMozilla Thunderbird
Timeline
PublishedDec 22

Description

The Mozilla Fuzzing Team reported potential vulnerabilities present in Thunderbird 91.10. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 102, Firefox ESR < 91.11, Thunderbird < 102, and Thunderbird < 91.11.

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/thunderbirdunspecified — 102+1
▶NVDmozilla/thunderbird< 91.11
▶Debianmozilla/thunderbird< 1:91.11.0-1~deb11u1+3
▶Ubuntumozilla/thunderbird< 1:91.11.0+build2-0ubuntu0.18.04.1+2
▶CVEListV5mozilla/firefoxunspecified — 102

🔴Vulnerability Details

5
OSV
CVE-2022-34484: The Mozilla Fuzzing Team reported potential vulnerabilities present in Thunderbird 91↗2022-12-22
▶
CVEList
CVE-2022-34484: The Mozilla Fuzzing Team reported potential vulnerabilities present in Thunderbird 91↗2022-12-22
▶
GHSA
GHSA-46rh-mcf3-6v59: The Mozilla Fuzzing Team reported potential vulnerabilities present in Thunderbird 91↗2022-12-22
▶
OSV
thunderbird vulnerabilities↗2022-07-14
▶
OSV
firefox vulnerabilities↗2022-07-05
▶

💥Exploits & PoCs

1
Metasploit
User Profile Arbitrary Junction Creation Local Privilege Elevation↗
▶

📋Vendor Advisories

8
Ubuntu
Thunderbird vulnerabilities↗2022-07-14
▶
Ubuntu
Firefox vulnerabilities↗2022-07-05
▶
Red Hat
Mozilla: Memory safety bugs fixed in Firefox 102 and Firefox ESR 91.11↗2022-06-28
▶
CISA
Microsoft Windows User Profile Service Privilege Escalation Vulnerability↗2022-03-31
▶
Debian
CVE-2022-34484: firefox - The Mozilla Fuzzing Team reported potential vulnerabilities present in Thunderbi...↗2022
▶
CVE-2022-34484 — Use After Free in Mozilla Firefox | cvebase