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CVE-2022-34471

Date: December 22, 2022

When downloading an update for an addon, the downloaded addon update's version was not verified to match the version selected from the manifest. If the manifest had been tampered with on the server, an attacker could trick the browser into downgrading the addon to a prior version. This vulnerability affects Firefox < 102.

Severity Score

Related Resources (6)

https://people.canonical.com/~ubuntu-security/cve/CVE-2022-34471
https://bugzilla.mozilla.org/show_bug.cgi?id=1766047
https://nvd.nist.gov/vuln/detail/CVE-2022-34471
https://security.alpinelinux.org/vuln/CVE-2022-34471
https://www.mozilla.org/security/advisories/mfsa2022-24/
https://www.mend.io/vulnerability-database/CVE-2022-34471

Severity Score

Weakness Type (CWE)

Insufficient Information

NVD-CWE-noinfo

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): HIGH
Availability (A): NONE

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