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CVE-2024-7521

Aug. 6, 2024, 4:30 p.m.

Awaiting Analysis
CVE has been recently published to the CVE List and has been received by the NVD.

Products

Firefox

  • < 129
  • < 115.14
  • < 128.1

Source

security@mozilla.org

Tags

CWE-755
security@mozilla.org
2024-08-06
CVE-2024-7521

CVE-2024-7521 details

Published : Aug. 6, 2024, 1:15 p.m.
Last Modified : Aug. 6, 2024, 4:30 p.m.

Description

Incomplete WebAssembly exception handing could have led to a use-after-free. This vulnerability affects Firefox < 129, Firefox ESR < 115.14, and Firefox ESR < 128.1.

CVSS Score

1 2 3 4 5 6 7 8 9.8 10

Weakness

Weakness Name Description
CWE-755 Improper Handling of Exceptional Conditions The product does not handle or incorrectly handles an exceptional condition.

CVSS Data

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

9.8

Exploitability Score

3.9

Impact Score

5.9

Base Severity

CRITICAL

Vector String : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

URL Source
https://bugzilla.mozilla.org/show_bug.cgi?id=1904644 security@mozilla.org
https://www.mozilla.org/security/advisories/mfsa2024-33/ security@mozilla.org
https://www.mozilla.org/security/advisories/mfsa2024-34/ security@mozilla.org
https://www.mozilla.org/security/advisories/mfsa2024-35/ security@mozilla.org
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