CVE-2020-26970

State: Published
Severity: Not scored
Published: Dec 9, 2020
Updated: Aug 4, 2024
Reserved: Oct 12, 2020

Description

When reading SMTP server status codes, Thunderbird writes an integer value to a position on the stack that is intended to contain just one byte. Depending on processor architecture and stack layout, this leads to stack corruption that may be exploitable. This vulnerability affects Thunderbird < 78.5.1.

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
ThunderbirdMozilla	< 78.5.1Affected

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1677338
https://www.mozilla.org/security/advisories/mfsa2020-53/

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