by Kastro
Paper/Archive/CVE-2024-8387

CVE-2024-8387

Mozilla Firefox — Memory safety bugs present in Firefox 129, Firefox ESR 128.1, and Thunderbird 128.1.

EPSS 0.6%CVSS 9.8
critical.is priorityof 100
39
CVSS 9.8 (ADP, NVD agree)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 47.9.479 × 209.6No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

Memory safety bugs present in Firefox 129, Firefox ESR 128.1, and Thunderbird 128.1. 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 < 130, Firefox ESR < 128.2, and Thunderbird < 128.2.

Affected

ProductAffectedFixed inSource
Firefoxunspecified – < 130130CNA
Firefox ESRunspecified – < 128.2128.2CNA
Thunderbirdunspecified – < 128.2128.2CNA
firefox< 130130CISA-ADP
firefox_esr< 128.2128.2CISA-ADP

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

refbugzilla.mozilla.org/buglist.cgi?bug_id=1857607%2C1911858%2C1914009refmozilla.org/security/advisories/mfsa2024-39refmozilla.org/security/advisories/mfsa2024-40refmozilla.org/security/advisories/mfsa2024-43