CVE-2021-32055
Critical
Published: 05 May 2021
Published
05 May 2021
Modified
21 November 2024
KEV Added
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Patch
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CVSS Score v3.1
9.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
EPSS Score
0.0037
59.1th percentile
Risk Priority
18
60% EPSS · 20% KEV · 20% CVSS
Summary
CVE-2021-32055 is a critical-severity Out-of-bounds Read (CWE-125) vulnerability in Mutt Mutt. Its CVSS base score is 9.1 (Critical).
Operationally, ranked in the top 40.9% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2021-18918
Vulnerability details
Mutt 1.11.0 through 2.0.x before 2.0.7 (and NeoMutt 2019-10-25 through 2021-05-04) has a $imap_qresync issue in which imap/util.c has an out-of-bounds read in situations where an IMAP sequence set ends with a comma. NOTE: the $imap_qresync setting for QRESYNC is…
more
not enabled by default.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
mutt
mutt
1.11.0 — 2.0.7
neomutt
neomutt
20191025 — 20210504
Mitigating Controls
No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.