CVE-2021-32055 (GCVE-0-2021-32055)
Vulnerability from cvelistv5 – Published: 2021-05-05 15:06 – Updated: 2024-08-03 23:17
VLAI
EPSS
VEX
Summary
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 not enabled by default.
Severity
9.1 (Critical)
CWE
- n/a
Assigner
References
4 references
| URL | Tags |
|---|---|
| https://gitlab.com/muttmua/mutt/-/commit/7c4779ac… | x_refsource_MISC |
| http://lists.mutt.org/pipermail/mutt-announce/Wee… | x_refsource_MISC |
| https://github.com/neomutt/neomutt/commit/fa1db57… | x_refsource_MISC |
| https://security.gentoo.org/glsa/202105-05 | vendor-advisoryx_refsource_GENTOO |
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"current_release_date": "2025-11-21T15:53:34+00:00",
"cve": "CVE-2021-32055",
"id": "CVE-2021-32055",
"initial_release_date": "2021-05-05T00:00:00+00:00",
"product_status:known_not_affected": "8",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "neomutt: Out of bounds read in IMAP parser",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2021/cve-2021-32055.json",
"version": "3"
},
"suse_vex": {
"aggregate_severity": "moderate",
"current_release_date": "2026-08-31T02:04:06Z",
"cve": "CVE-2021-32055",
"id": "CVE-2021-32055",
"initial_release_date": "2023-02-15T03:41:11Z",
"product_status:known_not_affected": "92",
"product_status:recommended": "45",
"source": "SUSE CSAF VEX",
"status": "interim",
"title": "SUSE CVE CVE-2021-32055",
"url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2021-32055.json",
"version": "19"
}
}
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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