Vulnerability CVE-2022-26387: Information

Description

When installing an add-on, Firefox verified the signature before prompting the user; but while the user was confirming the prompt, the underlying add-on file could have been modified and Firefox would not have noticed. This vulnerability affects Firefox < 98, Firefox ESR < 91.7, and Thunderbird < 91.7.

Severity: HIGH (7.5) Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

URL: https://nvd.nist.gov/vuln/detail/CVE-2022-26387
Published: Dec. 22, 2022
Modified: Dec. 30, 2022
Error type identifier: CWE-367

Fixed packages

Package name
Branch
Fixed in version
Version from repository
Errata ID
Task #
State
firefoxsisyphus98.0-alt1127.0-alt1ALT-PU-2022-1450-1296393Fixed
firefoxp10105.0.1-alt0.p10.1118.0.2-alt0.p10.1ALT-PU-2022-2930-1307737Fixed
firefoxp9105.0.1-alt0.c9.1105.0.1-alt0.c9.1ALT-PU-2023-4339-1319683Fixed
firefoxc10f1105.0.1-alt0.p10.1112.0.2-alt0.p10.1ALT-PU-2022-2930-1307737Fixed
firefoxc9f2105.0.1-alt0.c9.1105.0.1-alt0.c9.1ALT-PU-2023-1139-1309126Fixed
firefoxp1198.0-alt1126.0.1-alt1ALT-PU-2022-1450-1296393Fixed
firefox-esrsisyphus91.7.0-alt1115.11.0-alt1ALT-PU-2022-1474-1296595Fixed
firefox-esrp1091.7.0-alt1115.11.0-alt1ALT-PU-2022-1482-1296597Fixed
firefox-esrp991.7.0-alt0.p9.1102.11.0-alt0.c9.1ALT-PU-2022-1781-1288073Fixed
firefox-esrc10f191.7.0-alt1115.9.1-alt0.c10.1ALT-PU-2022-1482-1296597Fixed
firefox-esrc9f291.7.0-alt0.c9.1102.12.0-alt0.c9.1ALT-PU-2022-1519-1296697Fixed
firefox-esrp1191.7.0-alt1115.11.0-alt1ALT-PU-2022-1474-1296595Fixed
thunderbirdsisyphus91.7.0-alt1115.9.0-alt1ALT-PU-2022-1475-1296596Fixed
thunderbirdp1091.7.0-alt1115.9.0-alt1ALT-PU-2022-1487-1296598Fixed
thunderbirdp991.10.0-alt0.p9.1102.11.0-alt0.c9.1ALT-PU-2022-2053-1301653Fixed
thunderbirdc10f191.7.0-alt1115.9.0-alt0.c10.1ALT-PU-2022-1487-1296598Fixed
thunderbirdc9f291.7.0-alt0.c9.1102.11.0-alt0.c9.1ALT-PU-2022-1502-1296699Fixed
thunderbirdp1191.7.0-alt1115.9.0-alt1ALT-PU-2022-1475-1296596Fixed

References to Advisories, Solutions, and Tools

Hyperlink
Resource
https://www.mozilla.org/security/advisories/mfsa2022-12/
  • Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2022-11/
  • Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2022-10/
  • Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1752979
  • Exploit
  • Issue Tracking
  • Vendor Advisory

    1. Configuration 1

      cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
      End excliding
      98.0
      cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*
      End excliding
      91.7
      cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
      End excliding
      91.7
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