Vulnerabilities
Vulnerable Software

Vulnerability Details CVE-2021-43529

Thunderbird versions prior to 91.3.0 are vulnerable to the heap overflow described in CVE-2021-43527 when processing S/MIME messages. Thunderbird versions 91.3.0 and later will not call the vulnerable code when processing S/MIME messages that contain certificates with DER-encoded DSA or RSA-PSS signatures.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 24.2%
CVSS Severity
CVSS v3 Score 9.8
Products affected by CVE-2021-43529


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