cbcvebase.
CVE-2023-4057
published 2023-08-01

CVE-2023-4057: Memory safety bugs present in Firefox 115, Firefox ESR 115.0, and Thunderbird 115.0. Some of these bugs showed evidence of memory corruption and we presume…

PriorityP343critical9.8CVSS 3.1
AVNACLPRNUINSUCHIHAH
EPSS
0.73%
49.8th percentile
Memory safety bugs present in Firefox 115, Firefox ESR 115.0, and Thunderbird 115.0. 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 < 116, Firefox ESR < 115.1, and Thunderbird < 115.1.

Affected

16 ranges
VendorProductVersion rangeFixed in
debianfirefox< firefox 116.0-1 (sid)firefox 116.0-1 (sid)
debianfirefox-esr< firefox 116.0-1 (sid)firefox 116.0-1 (sid)
debianthunderbird< firefox 116.0-1 (sid)firefox 116.0-1 (sid)
mozillafirefox< 116.0116.0
mozillafirefox
mozillafirefox>= 0 < 116.0.2+build1-0ubuntu0.20.04.1116.0.2+build1-0ubuntu0.20.04.1
mozillafirefox>= 0 < 116.0+build2-0ubuntu0.20.04.2116.0+build2-0ubuntu0.20.04.2
mozillafirefox>= 0 < 116.0.3+build2-0ubuntu0.20.04.1116.0.3+build2-0ubuntu0.20.04.1
mozillafirefox>= unspecified < 116116
mozillafirefox_esr< 115.1115.1
mozillafirefox_esr>= unspecified < 115.1115.1
mozillathunderbird>= 0 < 1:115.1.0-11:115.1.0-1
mozillathunderbird>= 0 < 1:115.1.0-11:115.1.0-1
mozillathunderbird>= 0 < 1:115.3.1+build1-0ubuntu0.20.04.11:115.3.1+build1-0ubuntu0.20.04.1
mozillathunderbird>= 0 < 1:115.3.1+build1-0ubuntu0.22.04.21:115.3.1+build1-0ubuntu0.22.04.2
mozillathunderbird>= unspecified < 115.1115.1

CVSS provenance

nvdv3.19.8CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
osv9.8CRITICAL
vendor_debian9.8CRITICAL
vendor_redhat9.8CRITICAL
vendor_ubuntu8.8HIGH
Stop checking back — get the weekly exploitation signal.

Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.