Vulnerability in GNOME Evolution
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 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
Published · last modified .
CVSS v3 metric
CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N.
EPSS exploit prediction
EPSS: 0.003 (25.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 26th percentile — 25.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- gitlab.gnome.org/GNOME/evolution/-/issues/299 (Third Party Advisory)
- mgorny.pl/articles/evolution-uid-trust-extrapolation.html (Technical Description, Exploit, Third Party Advisory)
- dev.gnupg.org/T4735 (Third Party Advisory)
Frequently asked questions
- What is CVE-2021-3349?
- CVE-2021-3349 is a low-severity vulnerability in GNOME Evolution, classified under Insufficient Verification of Data Authenticity. CVSS score: 3.3/10. Published 2021-02-01.
- How severe is CVE-2021-3349?
- Low severity. CVSS v3 base score is 3.3 out of 10.
- Is CVE-2021-3349 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.