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CVE-2023-29539

Date: June 1, 2023

When handling the filename directive in the Content-Disposition header, the filename would be truncated if the filename contained a NULL character. This could have led to reflected file download attacks potentially tricking users to install malware. This vulnerability affects Firefox < 112, Focus for Android < 112, Firefox ESR < 102.10, Firefox for Android < 112, and Thunderbird < 102.10.

Language: C

Severity Score

Related Resources (11)

https://www.mozilla.org/security/advisories/mfsa2023-13/
https://www.mozilla.org/en-US/security/advisories/mfsa2023-14/#CVE-2023-1945
https://www.mozilla.org/security/advisories/mfsa2023-15/
https://people.canonical.com/~ubuntu-security/cve/CVE-2023-29539
https://www.mozilla.org/security/advisories/mfsa2023-14/
https://security-tracker.debian.org/tracker/CVE-2023-29539
https://github.com/mozilla/gecko-dev/commit/a8ecb95b28f03a2d393467cec696b018d8db7387
https://nvd.nist.gov/vuln/detail/CVE-2023-29539
https://access.redhat.com/security/cve/CVE-2023-29539
https://bugzilla.mozilla.org/show_bug.cgi?id=1784348
https://www.mend.io/vulnerability-database/CVE-2023-29539

Severity Score

Weakness Type (CWE)

NULL Pointer Dereference

CWE-476

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

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