CVE-2021-29957 Affecting thunderbird package, versions <1:78.10.2-1


Severity

Recommended
0.0
medium
0
10

Snyk's Security Team recommends NVD's CVSS assessment

    Threat Intelligence

    EPSS
    0.11% (46th percentile)

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  • Snyk ID SNYK-DEBIAN12-THUNDERBIRD-1560982
  • published 21 May 2021
  • disclosed 24 Jun 2021

How to fix?

Upgrade Debian:12 thunderbird to version 1:78.10.2-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream thunderbird package and not the thunderbird package as distributed by Debian. See How to fix? for Debian:12 relevant fixed versions and status.

If a MIME encoded email contains an OpenPGP inline signed or encrypted message part, but also contains an additional unprotected part, Thunderbird did not indicate that only parts of the message are protected. This vulnerability affects Thunderbird < 78.10.2.

CVSS Scores

version 3.1
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NVD

Recommended
4.3 medium
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    Required
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    None
  • Integrity (I)
    Low
  • Availability (A)
    None
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Red Hat

3.5 low
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SUSE

3.1 low