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Low severity · published Feb 1, 2021
CVE-2021-3349
GNOME Evolution through 3.38.3 produces a "Valid signature" message for an unknown identifier on a previously trusted key because Evolution does not retrieve enough information…
3.3
CVSS
0.4%
EPSS
No
On KEV
Description
GNOME Evolution through 3.38.3 produces a "Valid signature" message for an unknown identifier on a previously trusted key because Evolution does not retrieve enough information from the GnuPG API. NOTE: third parties dispute the significance of this issue, and dispute whether Evolution is the best place to change this behavior
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 28% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
EV
Evolution · Gnome
through 3.38.3 · source: NVD
Affected product
EV
Evolution
Gnome
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-3349
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-3349
Third Party Advisory
https://dev.gnupg.org/T4735
Third Party Advisory
https://gitlab.gnome.org/GNOME/evolution/-/issues/299
Exploit
https://mgorny.pl/articles/evolution-uid-trust-extrapolation.html
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