Paper/Archive/CVE-2022-31736

CVE-2022-31736

Mozilla Thunderbird — A malicious website could have learned the size of a cross-origin resource that supported Range requests.

EPSS 1%CVSS 9.8

critical.is priorityof 100

CVSS 9.8 (NVD, ADP agree)9.8 / 10 × 3029.4 Not in CISA KEV+300.0 EPSS percentile 65.8.658 × 2013.2 No public exploit+100.0 SSVC exploitation: none+100.0

Description · from the CVE record

A malicious website could have learned the size of a cross-origin resource that supported Range requests. This vulnerability affects Thunderbird < 91.10, Firefox < 101, and Firefox ESR < 91.10.

Affected

ProductAffectedFixed inSource

Thunderbirdunspecified – < 91.1091.10CNA

Firefoxunspecified – < 101101CNA

Firefox ESRunspecified – < 91.1091.10CNA

Scores by source

CISA ADP9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total

References

refmozilla.org/security/advisories/mfsa2022-20 refmozilla.org/security/advisories/mfsa2022-22 refmozilla.org/security/advisories/mfsa2022-21 refbugzilla.mozilla.org/show_bug.cgi?id=1735923