CVE-2020-6822

HIGH

8.8

Description

On 32-bit builds, an out of bounds write could have occurred when processing an image larger than 4 GB in <code>GMPDecodeData</code>. It is possible that with enough effort this could have been exploited to run arbitrary code. This vulnerability affects Thunderbird < 68.7.0, Firefox ESR < 68.7, and Firefox < 75.

CVE Details

CVSS v3.1 Score8.8

SeverityHIGH

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionREQUIRED

Published4/24/2020

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

mozilla:firefoxmozilla:firefox_esrmozilla:thunderbird

Weaknesses (CWE)

CWE-787

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1544181(security@mozilla.org)

https://usn.ubuntu.com/4335-1/(security@mozilla.org)

https://www.mozilla.org/security/advisories/mfsa2020-12/(security@mozilla.org)

https://www.mozilla.org/security/advisories/mfsa2020-13/(security@mozilla.org)

https://www.mozilla.org/security/advisories/mfsa2020-14/(security@mozilla.org)

https://bugzilla.mozilla.org/show_bug.cgi?id=1544181(af854a3a-2127-422b-91ae-364da2661108)

https://usn.ubuntu.com/4335-1/(af854a3a-2127-422b-91ae-364da2661108)

https://www.mozilla.org/security/advisories/mfsa2020-12/(af854a3a-2127-422b-91ae-364da2661108)

https://www.mozilla.org/security/advisories/mfsa2020-13/(af854a3a-2127-422b-91ae-364da2661108)

https://www.mozilla.org/security/advisories/mfsa2020-14/(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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