HOMEVULNERABILITIESCVE-2024-11704
CRITICAL

CVE-2024-11704

CWE-415Published: November 26, 2024· Updated: Jun 17, 2026

9.8
CVSS v3.1

Official Description

A double-free issue could have occurred in `sec_pkcs7_decoder_start_decrypt()` when handling an error path. Under specific conditions, the same symmetric key could have been freed twice, potentially leading to memory corruption. This vulnerability affects Firefox < 133, Thunderbird < 133, Firefox ESR < 128.7, and Thunderbird < 128.7.

NVD Source

Technical Analysis

CVE-2024-11704 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

Mozilla2 product(s)
firefoxthunderbird
Source: NVD CPE · 2 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttps://www.mozilla.org/security/advisories/mfsa2024-63/
ADVISORYhttps://www.mozilla.org/security/advisories/mfsa2024-67/
ADVISORYhttps://www.mozilla.org/security/advisories/mfsa2025-09/
ADVISORYhttps://www.mozilla.org/security/advisories/mfsa2025-10/

All References (7)

→
https://bugzilla.mozilla.org/show_bug.cgi?id=1899402Issue Tracking · Permissions Required
→
https://www.mozilla.org/security/advisories/mfsa2024-63/Vendor Advisory
→
https://www.mozilla.org/security/advisories/mfsa2024-67/Vendor Advisory
→
https://www.mozilla.org/security/advisories/mfsa2025-09/Vendor Advisory
→
https://www.mozilla.org/security/advisories/mfsa2025-10/Vendor Advisory
→
https://lists.debian.org/debian-lts-announce/2025/02/msg00005.html
→
https://lists.debian.org/debian-lts-announce/2025/02/msg00006.html

Quick Facts

CVE IDCVE-2024-11704
CVSS Score9.8 / 10
SeverityCRITICAL
WeaknessCWE-415
CISA KEVNo
Affected1 vendor(s)
PublishedNov 26, 2024

Related CVEs (CWE-415)

CVE-2018-0101
10.0
CVE-2015-8880
9.8
CVE-2005-1689
9.8
CVE-2024-45402
9.8
CVE-2022-22086
9.8
CVE-2017-16820
9.8

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2024-11704 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
← All Vulnerabilities·Search for CVE-2024-11704·NVD