CVE-2024-0743
nss - security update
7.5
HIGH
CVSS 3.1
EPSS 0.89%
Description
An unchecked return value in TLS handshake code could have caused a potentially exploitable crash. This vulnerability affects Firefox < 122, Firefox ESR < 115.9, and Thunderbird < 115.9.
How to fix CVE-2024-0743
To remediate CVE-2024-0743, upgrade the affected package to a fixed version below.
- Debian/firefox-esr—upgrade to 115.9.0esr-1~deb11u1 or later
- —upgrade to 2:3.61-1+deb11u4 or later
- —upgrade to 2:3.61-1+deb11u4 or later
- —upgrade to 2:3.87.1-1+deb12u1 or later
- —upgrade to 1:115.9.0-1~deb11u1 or later
Is CVE-2024-0743 being exploited?
Low — EPSS is 0.9%, meaning exploitation activity has not been observed at scale.
Affected packages (5)
- from 0, < 115.9.0esr-1~deb11u1
- from 0, < 2:3.61-1+deb11u4
- from 0, < 2:3.61-1+deb11u4
- from 0, < 2:3.87.1-1+deb12u1
- from 0, < 1:115.9.0-1~deb11u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |