Skip to content
Fencer Vulns
high 8.2

CVE-2024-6606 json

Out-of-bounds read in clipboard component

published 2024-07-09 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-48010

cvss
8.2
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 34%
public exploits
0
none known

Summary

Clipboard code failed to check the index on an array access. This could have led to an out-of-bounds read. This vulnerability affects Firefox < 128 and Thunderbird < 128.

Patch / fix

  • Mozilla Firefox 128
  • Mozilla Thunderbird 128
  • firefox Ubuntu 20.04 LTS 128.0+build2-0ubuntu0.20.04.1

ubuntu advisories UBUNTU-CVE-2024-6606

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • MozillaThunderbird SLE Workstation Extension 15 SP6, SLE Workstation Extension 15 SP5, SLE Module for Package Hub 15 SP6 +3 more 128.2.3-150200.8.177.1
  • MozillaFirefox SLES for SAP 15 SP4, SLES for SAP 15 SP3, SLES for SAP 15 SP2 +12 more 128.1.0-150200.152.146.1
  • MozillaFirefox-branding-SLE SLES for SAP 15 SP4, SLES for SAP 15 SP3, SLES for SAP 15 SP2 +12 more 128-150200.9.16.1
  • MozillaFirefox SLES for SAP 12 SP5, SLES 12 SP5, SLE Software Development Kit 12 SP5 128.1.0-112.221.1
  • MozillaFirefox-branding-SLE SLES for SAP 12 SP5, SLES 12 SP5 128-35.15.1

suse advisories SUSE-SU-2024:3507-1SUSE-SU-2024:3003-1SUSE-SU-2024:2876-1

  • firefox-esr openSUSE Tumbleweed 128.5.1-1.1
  • MozillaFirefox openSUSE Tumbleweed 128.0-1.1

opensuse advisories openSUSE-SU-2024:14572-1openSUSE-SU-2024:14197-1

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
12 mo ago

Exploit prediction

0.40% chance of exploitation in the next 30 days, higher than 34% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CISA ADP 3.1 8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:L
CNA 3.1 8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:L

Affected products

  • Mozilla Firefox
  • Mozilla Thunderbird

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.