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CVE-2021-23973

CVSS v3.1 6.5 (Medium)
65% Progress
CVSS v2.0 4.3 (Medium)
43% Progress
EPSS 1.09 % (85th)
1.09% Progress
Affected Products 4
Advisories 27
Info CVSS EPSS CAPEC Affected Configurations References Security Advisories Packages & Software OVAL Tools, Exploits & PoC Graph Web & Social Timeline

When trying to load a cross-origin resource in an audio/video context a decoding error may have resulted, and the content of that error may have revealed information about the resource. This vulnerability affects Firefox < 86, Thunderbird < 78.8, and Firefox ESR < 78.8.

Weaknesses
CWE-209
Generation of Error Message Containing Sensitive Information
CVE Status
PUBLISHED
CNA
Mozilla Corporation
Published Date
2021-02-26 02:15:13
(3 years ago)
Updated Date
2022-05-27 18:04:21
(2 years ago)

Affected Products

Debian

Mozilla

Configuration #1

    CPE23 From Up To
  Mozilla Firefox prior 86.0 version cpe:2.3:a:mozilla:firefox < 86.0
  Mozilla Firefox Esr prior 78.8 version cpe:2.3:a:mozilla:firefox_esr < 78.8
  Mozilla Thunderbird prior 78.8 version cpe:2.3:a:mozilla:thunderbird < 78.8

Configuration #2

    CPE23 From Up To
  Debian Linux 9.0 cpe:2.3:o:debian:debian_linux:9.0
  Debian Linux 10.0 cpe:2.3:o:debian:debian_linux:10.0