FKIE_CVE-2012-3519
Vulnerability from fkie_nvd - Published: 2012-08-26 03:17 - Updated: 2026-06-16 23:43
Severity
Summary
routerlist.c in Tor before 0.2.2.38 uses a different amount of time for relay-list iteration depending on which relay is chosen, which might allow remote attackers to obtain sensitive information about relay selection via a timing side-channel attack.
References
{
"affected": [
{
"affectedData": [
{
"product": "n/a",
"vendor": "n/a",
"versions": [
{
"status": "affected",
"version": "n/a"
}
]
}
],
"source": "secalert@redhat.com"
}
],
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:tor:tor:*:*:*:*:*:*:*:*",
"matchCriteriaId": "D87D8965-CE3A-457E-AD9D-C8EE68F538A4",
"versionEndIncluding": "0.2.2.37",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "routerlist.c in Tor before 0.2.2.38 uses a different amount of time for relay-list iteration depending on which relay is chosen, which might allow remote attackers to obtain sensitive information about relay selection via a timing side-channel attack."
},
{
"lang": "es",
"value": "routerlist.c en Tor anterior a v0.2.2.38 utiliza una cantidad diferente de tiempo para la iteraci\u00f3n relay-list dependiendo de que (relay) sea elegido, lo cual podr\u00eda permitir a atacantes remotos obtener informaci\u00f3n sensible sobre la selecci\u00f3n del (relay) a trav\u00e9s de un ataque de tiempo al canal lateral (timing side-channel attack)."
}
],
"id": "CVE-2012-3519",
"lastModified": "2026-06-16T23:43:23.717",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "NONE",
"baseScore": 5.0,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "NONE",
"vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
"version": "2.0"
},
"exploitabilityScore": 10.0,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
]
},
"published": "2012-08-26T03:17:44.153",
"references": [
{
"source": "secalert@redhat.com",
"url": "http://lists.opensuse.org/opensuse-updates/2012-08/msg00048.html"
},
{
"source": "secalert@redhat.com",
"url": "http://openwall.com/lists/oss-security/2012/08/21/6"
},
{
"source": "secalert@redhat.com",
"url": "http://secunia.com/advisories/50583"
},
{
"source": "secalert@redhat.com",
"url": "http://security.gentoo.org/glsa/glsa-201301-03.xml"
},
{
"source": "secalert@redhat.com",
"url": "https://gitweb.torproject.org/tor.git/commit/308f6dad20675c42b29862f4269ad1fbfb00dc9a"
},
{
"source": "secalert@redhat.com",
"url": "https://gitweb.torproject.org/tor.git/commit/d48cebc5e498b0ae673635f40fc57cdddab45d5b"
},
{
"source": "secalert@redhat.com",
"url": "https://lists.torproject.org/pipermail/tor-announce/2012-August/000086.html"
},
{
"source": "secalert@redhat.com",
"url": "https://trac.torproject.org/projects/tor/ticket/6537"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://lists.opensuse.org/opensuse-updates/2012-08/msg00048.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://openwall.com/lists/oss-security/2012/08/21/6"
},
{
"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/commit/308f6dad20675c42b29862f4269ad1fbfb00dc9a"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://gitweb.torproject.org/tor.git/commit/d48cebc5e498b0ae673635f40fc57cdddab45d5b"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://lists.torproject.org/pipermail/tor-announce/2012-August/000086.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://trac.torproject.org/projects/tor/ticket/6537"
}
],
"sourceIdentifier": "secalert@redhat.com",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-200"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
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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
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- Confirmed: The vulnerability has been validated from an analyst's perspective.
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- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
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- 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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