CVE-2022-1520

Summary

When viewing an email message A, which contains an attached message B, where B is encrypted or digitally signed or both, Thunderbird may show an incorrect encryption or signature status. After opening and viewing the attached message B, when returning to the display of message A, the message A might be shown with the security status of message B. This vulnerability affects Thunderbird < 91.9.

Affected Software

Weaknesses

• Incorrect security status shown after viewing an attached email

ADP Enrichment

CVE Program Container

Additional References

• https://www.mozilla.org/security/advisories/mfsa2022-18/
• https://bugzilla.mozilla.org/show_bug.cgi?id=1745019

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: no
  • Technical Impact: partial

References

• https://www.mozilla.org/security/advisories/mfsa2022-18/
• https://bugzilla.mozilla.org/show_bug.cgi?id=1745019

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