CVE-2012-4419 (GCVE-0-2012-4419)
Vulnerability from cvelistv5 – Published: 2012-09-14 18:00 – Updated: 2024-08-06 20:35
VLAI
EPSS
VEX
Summary
The compare_tor_addr_to_addr_policy function in or/policies.c in Tor before 0.2.2.39, and 0.2.3.x before 0.2.3.21-rc, allows remote attackers to cause a denial of service (assertion failure and daemon exit) via a zero-valued port field that is not properly handled during policy comparison.
Severity
No CVSS data available.
CWE
- n/a
Assigner
References
9 references
| URL | Tags |
|---|---|
| http://security.gentoo.org/glsa/glsa-201301-03.xml | vendor-advisoryx_refsource_GENTOO |
| https://trac.torproject.org/projects/tor/ticket/6690 | x_refsource_CONFIRM |
| http://openwall.com/lists/oss-security/2012/09/13/2 | mailing-listx_refsource_MLIST |
| http://secunia.com/advisories/50583 | third-party-advisoryx_refsource_SECUNIA |
| https://lists.torproject.org/pipermail/tor-talk/2… | mailing-listx_refsource_MLIST |
| https://gitweb.torproject.org/tor.git/blob/releas… | x_refsource_CONFIRM |
| http://lists.fedoraproject.org/pipermail/package-… | vendor-advisoryx_refsource_FEDORA |
| https://gitweb.torproject.org/tor.git/commit/62d9… | x_refsource_CONFIRM |
| http://lists.opensuse.org/opensuse-updates/2012-1… | vendor-advisoryx_refsource_SUSE |
Date Public
2012-09-05 00:00
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"negate": false,
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]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "The compare_tor_addr_to_addr_policy function in or/policies.c in Tor before 0.2.2.39, and 0.2.3.x before 0.2.3.21-rc, allows remote attackers to cause a denial of service (assertion failure and daemon exit) via a zero-valued port field that is not properly handled during policy comparison."
},
{
"lang": "es",
"value": "La funci\u00f3n compare_tor_addr_to_addr_policy en or/policies.c en Tor antes de v0.2.2.39 y v0.2.3.x antes de v0.2.3.21-rc, permite a atacantes remotos provocar una denegaci\u00f3n de servicio (error de aserci\u00f3n y salida del demonio) a trav\u00e9s de un valor cero en el campo port (puerto) que no se gestionado correctamente durante la comparaci\u00f3n de pol\u00edticas.\r\n"
}
],
"id": "CVE-2012-4419",
"lastModified": "2026-04-29T01:13:23.040",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 5.0,
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
"version": "2.0"
},
"exploitabilityScore": 10.0,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
]
},
"published": "2012-09-14T18:55:04.917",
"references": [
{
"source": "secalert@redhat.com",
"url": "http://lists.fedoraproject.org/pipermail/package-announce/2012-September/088006.html"
},
{
"source": "secalert@redhat.com",
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},
{
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},
{
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"url": "http://secunia.com/advisories/50583"
},
{
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"url": "http://security.gentoo.org/glsa/glsa-201301-03.xml"
},
{
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"url": "https://gitweb.torproject.org/tor.git/blob/release-0.2.2:/ReleaseNotes"
},
{
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"url": "https://gitweb.torproject.org/tor.git/commit/62d96284f7e0f81c40d5df7e53dd7b4dfe7e56a5"
},
{
"source": "secalert@redhat.com",
"url": "https://lists.torproject.org/pipermail/tor-talk/2012-September/025434.html"
},
{
"source": "secalert@redhat.com",
"url": "https://trac.torproject.org/projects/tor/ticket/6690"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://lists.fedoraproject.org/pipermail/package-announce/2012-September/088006.html"
},
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},
{
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"url": "http://openwall.com/lists/oss-security/2012/09/13/2"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://secunia.com/advisories/50583"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://security.gentoo.org/glsa/glsa-201301-03.xml"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://gitweb.torproject.org/tor.git/blob/release-0.2.2:/ReleaseNotes"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://gitweb.torproject.org/tor.git/commit/62d96284f7e0f81c40d5df7e53dd7b4dfe7e56a5"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://lists.torproject.org/pipermail/tor-talk/2012-September/025434.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://trac.torproject.org/projects/tor/ticket/6690"
}
],
"sourceIdentifier": "secalert@redhat.com",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "NVD-CWE-noinfo"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
},
"redhat_vex": {
"current_release_date": "2025-11-21T12:50:50+00:00",
"cve": "CVE-2012-4419",
"id": "CVE-2012-4419",
"initial_release_date": "2012-09-11T00:00:00+00:00",
"product_status:known_not_affected": "1",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "tor: assertion failures in tor_timegm() and compare_tor_addr_to_addr_policy()",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2012/cve-2012-4419.json",
"version": "3"
}
}
}
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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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