FKIE_CVE-2007-6239
Vulnerability from fkie_nvd - Published: 2007-12-04 18:46 - Updated: 2026-06-16 22:47
Severity
Summary
The "cache update reply processing" functionality in Squid 2.x before 2.6.STABLE17 and Squid 3.0 allows remote attackers to cause a denial of service (crash) via unknown vectors related to HTTP headers and an Array memory leak during requests for cached objects.
References
Impacted products
{
"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:squid:squid_web_proxy_cache:2.0_patch2:*:*:*:*:*:*:*",
"matchCriteriaId": "4CE151E1-625E-410C-9D10-714608A00C4C",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:squid:squid_web_proxy_cache:2.1_patch2:*:*:*:*:*:*:*",
"matchCriteriaId": "10021E5F-160D-40C0-9435-502B8A404B47",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:squid:squid_web_proxy_cache:2.3.stable4:*:*:*:*:*:*:*",
"matchCriteriaId": "43BF62E2-3282-4BB2-8E24-6329BF16C883",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:squid:squid_web_proxy_cache:2.3.stable5:*:*:*:*:*:*:*",
"matchCriteriaId": "A2D3DD39-D60E-43C6-96B5-EA86B4885640",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:squid:squid_web_proxy_cache:2.4_stable2:*:*:*:*:*:*:*",
"matchCriteriaId": "B2E1146A-A6BB-4DDA-930B-060CFA1C8B6C",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:squid:squid_web_proxy_cache:2.4_stable4:*:*:*:*:*:*:*",
"matchCriteriaId": "C3546493-F93A-4CF1-B7AA-B37DB7166B84",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:squid:squid_web_proxy_cache:2.4_stable6:*:*:*:*:*:*:*",
"matchCriteriaId": "C5913E09-1A69-4677-A307-CB320927CB0B",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:squid:squid_web_proxy_cache:2.4_stable7:*:*:*:*:*:*:*",
"matchCriteriaId": "2BEAAD41-FD2D-4DE1-A40E-26833E8F4ECB",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:squid:squid_web_proxy_cache:2.5.stable11:*:*:*:*:*:*:*",
"matchCriteriaId": "CBC75D2D-2A15-4492-B729-52D12FD50DB7",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:squid:squid_web_proxy_cache:2.5.stable12:*:*:*:*:*:*:*",
"matchCriteriaId": "8BE7D9F6-77BE-468C-8F2B-1DA98FC71E0A",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:squid:squid_web_proxy_cache:2.5.stable13:*:*:*:*:*:*:*",
"matchCriteriaId": "9AE5D91A-3202-4045-8A83-0EBAA1739D9B",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:squid:squid_web_proxy_cache:2.5.stable14:*:*:*:*:*:*:*",
"matchCriteriaId": "06DDCB94-4671-4CEB-88DB-0D5C9375A310",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:squid:squid_web_proxy_cache:2.5_.stable9:*:*:*:*:*:*:*",
"matchCriteriaId": "102085F4-9D6A-4E87-8051-80ACD69292B7",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:squid:squid_web_proxy_cache:2.5_stable1:*:*:*:*:*:*:*",
"matchCriteriaId": "391FF335-04EA-4DA4-96EA-5A910C0F803D",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:squid:squid_web_proxy_cache:2.5_stable3:*:*:*:*:*:*:*",
"matchCriteriaId": "8597FD93-C245-4943-B388-94A799810773",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:squid:squid_web_proxy_cache:2.5_stable4:*:*:*:*:*:*:*",
"matchCriteriaId": "CFD66C94-F045-4D8D-A961-4CC0F627382F",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:squid:squid_web_proxy_cache:2.5_stable5:*:*:*:*:*:*:*",
"matchCriteriaId": "DA6AB869-FA31-4A78-ABA8-2F244A6B5872",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:squid:squid_web_proxy_cache:2.5_stable6:*:*:*:*:*:*:*",
"matchCriteriaId": "E58DC55D-12A1-473F-AC99-16978035C7B3",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:squid:squid_web_proxy_cache:2.5_stable7:*:*:*:*:*:*:*",
"matchCriteriaId": "3F49FAF5-35D9-4998-9CD8-703C605D1CD6",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:squid:squid_web_proxy_cache:2.5_stable8:*:*:*:*:*:*:*",
"matchCriteriaId": "49A66778-B985-4CE6-B632-4CE3C7A86593",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:squid:squid_web_proxy_cache:2.5_stable10:*:*:*:*:*:*:*",
"matchCriteriaId": "3AD70CCF-DEC6-4CA7-AB43-7982AACE2433",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:squid:squid_web_proxy_cache:2.6:*:*:*:*:*:*:*",
"matchCriteriaId": "41CD3384-FC1E-4C33-98C3-C4227D1F5C41",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:squid:squid_web_proxy_cache:2.6.stable1:*:*:*:*:*:*:*",
"matchCriteriaId": "2E8C9587-677C-47D9-B5BB-0A4FDCA76D57",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:squid:squid_web_proxy_cache:2.6.stable2:*:*:*:*:*:*:*",
"matchCriteriaId": "1254E804-CDA6-4BD3-BE42-2198CB9172A9",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:squid:squid_web_proxy_cache:2.6.stable3:*:*:*:*:*:*:*",
"matchCriteriaId": "03163ECC-AE3F-4CE1-B4F6-8C1A0AA12582",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:squid:squid_web_proxy_cache:2.6.stable4:*:*:*:*:*:*:*",
"matchCriteriaId": "D8999DFD-0C34-4C7C-8E5F-683F30E4A26D",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:squid:squid_web_proxy_cache:2.6.stable5:*:*:*:*:*:*:*",
"matchCriteriaId": "79E283CF-F51A-4E4C-9B64-9A0C5ED8A3E2",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:squid:squid_web_proxy_cache:2.6.stable6:*:*:*:*:*:*:*",
"matchCriteriaId": "21BC9D9D-7C00-4EE7-BDE3-A60753AD644B",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:squid:squid_web_proxy_cache:2.6.stable7:*:*:*:*:*:*:*",
"matchCriteriaId": "0608AFE2-536F-4938-BEBF-C22DB1C1F1DE",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:squid:squid_web_proxy_cache:2.6.stable12:*:*:*:*:*:*:*",
"matchCriteriaId": "83E25A57-0BA7-403E-BC38-2E4362D9A4A0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:squid:squid_web_proxy_cache:2.6.stable13:*:*:*:*:*:*:*",
"matchCriteriaId": "0CE6F519-C79E-4558-BE4E-1E2C1C9DC40F",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:squid:squid_web_proxy_cache:2.6.stable14:*:*:*:*:*:*:*",
"matchCriteriaId": "39B6EC86-89E8-43DF-8797-5700FCE97FFE",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:squid:squid_web_proxy_cache:2.6.stable15:*:*:*:*:*:*:*",
"matchCriteriaId": "A41A3768-68F8-4A32-A701-0E062B746666",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:squid:squid_web_proxy_cache:2.6.stable16:*:*:*:*:*:*:*",
"matchCriteriaId": "6AF6506B-7CFA-437D-A62A-D92A6C6A9C01",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:squid:squid_web_proxy_cache:3.0:*:*:*:*:*:*:*",
"matchCriteriaId": "18A99A70-46CE-4F1F-BC50-A9A32DBB511E",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:squid:squid_web_proxy_cache:3.0_pre1:*:*:*:*:*:*:*",
"matchCriteriaId": "64F8F1B9-A281-47C0-88EB-417A6A5B9F00",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:squid:squid_web_proxy_cache:3.0_pre2:*:*:*:*:*:*:*",
"matchCriteriaId": "0EECA433-3770-4ADE-8962-181FCC3590E2",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:squid:squid_web_proxy_cache:3.0_pre3:*:*:*:*:*:*:*",
"matchCriteriaId": "28613D22-9E8B-4231-9AC9-523D506A200A",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "The \"cache update reply processing\" functionality in Squid 2.x before 2.6.STABLE17 and Squid 3.0 allows remote attackers to cause a denial of service (crash) via unknown vectors related to HTTP headers and an Array memory leak during requests for cached objects."
},
{
"lang": "es",
"value": "La funcionalidad de \"cache update reply processing\" en Squid versiones 2.x anteriores a 2.6.STABLE17 y Squid versi\u00f3n 3.0, permite a atacantes remotos causar una denegaci\u00f3n de servicio (bloqueo) por medio de vectores desconocidos relacionados con encabezados HTTP y una p\u00e9rdida de memoria de Matriz durante las peticiones de objetos en cach\u00e9."
}
],
"id": "CVE-2007-6239",
"lastModified": "2026-06-16T22:47:40.277",
"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": "2007-12-04T18:46:00.000",
"references": [
{
"source": "secalert@redhat.com",
"url": "http://bugs.gentoo.org/show_bug.cgi?id=201209"
},
{
"source": "secalert@redhat.com",
"url": "http://lists.opensuse.org/opensuse-security-announce/2008-01/msg00002.html"
},
{
"source": "secalert@redhat.com",
"tags": [
"Patch",
"Vendor Advisory"
],
"url": "http://secunia.com/advisories/27910"
},
{
"source": "secalert@redhat.com",
"tags": [
"Vendor Advisory"
],
"url": "http://secunia.com/advisories/28091"
},
{
"source": "secalert@redhat.com",
"tags": [
"Vendor Advisory"
],
"url": "http://secunia.com/advisories/28109"
},
{
"source": "secalert@redhat.com",
"tags": [
"Vendor Advisory"
],
"url": "http://secunia.com/advisories/28350"
},
{
"source": "secalert@redhat.com",
"tags": [
"Vendor Advisory"
],
"url": "http://secunia.com/advisories/28381"
},
{
"source": "secalert@redhat.com",
"tags": [
"Vendor Advisory"
],
"url": "http://secunia.com/advisories/28403"
},
{
"source": "secalert@redhat.com",
"tags": [
"Vendor Advisory"
],
"url": "http://secunia.com/advisories/28412"
},
{
"source": "secalert@redhat.com",
"tags": [
"Vendor Advisory"
],
"url": "http://secunia.com/advisories/28814"
},
{
"source": "secalert@redhat.com",
"tags": [
"Vendor Advisory"
],
"url": "http://secunia.com/advisories/34467"
},
{
"source": "secalert@redhat.com",
"url": "http://security.gentoo.org/glsa/glsa-200801-05.xml"
},
{
"source": "secalert@redhat.com",
"url": "http://security.gentoo.org/glsa/glsa-200903-38.xml"
},
{
"source": "secalert@redhat.com",
"tags": [
"Patch"
],
"url": "http://www.debian.org/security/2008/dsa-1482"
},
{
"source": "secalert@redhat.com",
"tags": [
"US Government Resource"
],
"url": "http://www.kb.cert.org/vuls/id/232881"
},
{
"source": "secalert@redhat.com",
"url": "http://www.mandriva.com/security/advisories?name=MDVSA-2008:002"
},
{
"source": "secalert@redhat.com",
"tags": [
"Patch"
],
"url": "http://www.redhat.com/support/errata/RHSA-2007-1130.html"
},
{
"source": "secalert@redhat.com",
"tags": [
"Patch"
],
"url": "http://www.securityfocus.com/bid/26687"
},
{
"source": "secalert@redhat.com",
"url": "http://www.securitytracker.com/id?1019036"
},
{
"source": "secalert@redhat.com",
"tags": [
"Patch",
"Vendor Advisory"
],
"url": "http://www.squid-cache.org/Advisories/SQUID-2007_2.txt"
},
{
"source": "secalert@redhat.com",
"tags": [
"Exploit",
"Vendor Advisory"
],
"url": "http://www.squid-cache.org/Versions/v2/2.6/changesets/11780.patch"
},
{
"source": "secalert@redhat.com",
"url": "http://www.ubuntu.com/usn/usn-565-1"
},
{
"source": "secalert@redhat.com",
"tags": [
"Vendor Advisory"
],
"url": "http://www.vupen.com/english/advisories/2007/4066"
},
{
"source": "secalert@redhat.com",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=410181"
},
{
"source": "secalert@redhat.com",
"url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10915"
},
{
"source": "secalert@redhat.com",
"url": "https://www.redhat.com/archives/fedora-package-announce/2007-December/msg00497.html"
},
{
"source": "secalert@redhat.com",
"url": "https://www.redhat.com/archives/fedora-package-announce/2007-December/msg00507.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://bugs.gentoo.org/show_bug.cgi?id=201209"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://lists.opensuse.org/opensuse-security-announce/2008-01/msg00002.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch",
"Vendor Advisory"
],
"url": "http://secunia.com/advisories/27910"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "http://secunia.com/advisories/28091"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "http://secunia.com/advisories/28109"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "http://secunia.com/advisories/28350"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "http://secunia.com/advisories/28381"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "http://secunia.com/advisories/28403"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "http://secunia.com/advisories/28412"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "http://secunia.com/advisories/28814"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "http://secunia.com/advisories/34467"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://security.gentoo.org/glsa/glsa-200801-05.xml"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://security.gentoo.org/glsa/glsa-200903-38.xml"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch"
],
"url": "http://www.debian.org/security/2008/dsa-1482"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"US Government Resource"
],
"url": "http://www.kb.cert.org/vuls/id/232881"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.mandriva.com/security/advisories?name=MDVSA-2008:002"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch"
],
"url": "http://www.redhat.com/support/errata/RHSA-2007-1130.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch"
],
"url": "http://www.securityfocus.com/bid/26687"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.securitytracker.com/id?1019036"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch",
"Vendor Advisory"
],
"url": "http://www.squid-cache.org/Advisories/SQUID-2007_2.txt"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Exploit",
"Vendor Advisory"
],
"url": "http://www.squid-cache.org/Versions/v2/2.6/changesets/11780.patch"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.ubuntu.com/usn/usn-565-1"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "http://www.vupen.com/english/advisories/2007/4066"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=410181"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10915"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://www.redhat.com/archives/fedora-package-announce/2007-December/msg00497.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://www.redhat.com/archives/fedora-package-announce/2007-December/msg00507.html"
}
],
"sourceIdentifier": "secalert@redhat.com",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-20"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
Loading…
Loading…
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.
Loading…
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.
Loading…
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.
Loading…