CVE-2008-4989 (GCVE-0-2008-4989)
Vulnerability from cvelistv5 – Published: 2008-11-13 00:00 – Updated: 2024-08-07 10:31
VLAI
EPSS
VEX
Summary
The _gnutls_x509_verify_certificate function in lib/x509/verify.c in libgnutls in GnuTLS before 2.6.1 trusts certificate chains in which the last certificate is an arbitrary trusted, self-signed certificate, which allows man-in-the-middle attackers to insert a spoofed certificate for any Distinguished Name (DN).
Severity
5.9 (Medium)
CWE
- n/a
Assigner
References
30 references
Date Public
2008-11-10 00:00
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"id": "CVE-2008-4989",
"lastModified": "2024-11-21T00:53:00.790",
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"published": "2008-11-13T01:00:01.177",
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"redhat_vex": {
"aggregate_severity": "Moderate",
"current_release_date": "2025-11-21T13:14:19+00:00",
"cve": "CVE-2008-4989",
"id": "CVE-2008-4989",
"initial_release_date": "2008-11-10T00:00:00+00:00",
"product_status:fixed": "81",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "gnutls: certificate chain verification flaw",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2008/cve-2008-4989.json",
"version": "3"
},
"suse_vex": {
"aggregate_severity": "moderate",
"current_release_date": "2026-08-27T02:18:09Z",
"cve": "CVE-2008-4989",
"id": "CVE-2008-4989",
"initial_release_date": "2023-02-15T06:06:36Z",
"product_status:recommended": "264",
"source": "SUSE CSAF VEX",
"status": "interim",
"title": "SUSE CVE CVE-2008-4989",
"url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2008-4989.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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