FKIE_CVE-2009-3826
Vulnerability from fkie_nvd - Published: 2009-10-28 14:30 - Updated: 2026-06-16 23:12
Severity
Summary
Multiple buffer overflows in squidGuard 1.4 allow remote attackers to bypass intended URL blocking via a long URL, related to (1) the relationship between a certain buffer size in squidGuard and a certain buffer size in Squid and (2) a redirect URL that contains information about the originally requested URL.
References
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| squidguard | squidguard | 1.4 |
{
"affected": [
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"affectedData": [
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"product": "n/a",
"vendor": "n/a",
"versions": [
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"status": "affected",
"version": "n/a"
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],
"source": "cve@mitre.org"
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],
"configurations": [
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"nodes": [
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"cpeMatch": [
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"criteria": "cpe:2.3:a:squidguard:squidguard:1.4:*:*:*:*:*:*:*",
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"cveTags": [],
"descriptions": [
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"lang": "en",
"value": "Multiple buffer overflows in squidGuard 1.4 allow remote attackers to bypass intended URL blocking via a long URL, related to (1) the relationship between a certain buffer size in squidGuard and a certain buffer size in Squid and (2) a redirect URL that contains information about the originally requested URL."
},
{
"lang": "es",
"value": "M\u00faltiples desbordamiento de b\u00fafer en squidGuard v1.4 permite a atacantes remotos eludir el bloqueo de URL a trav\u00e9s de una URL larga, referido a (1)relaciones entre el tama\u00f1o de cierto b\u00fafer en squidGuard y el tama\u00f1o de cierto b\u00fafer en Squid y (2) una redirecci\u00f3n URL que contiene informaci\u00f3n sobre las petici\u00f3n URL original."
}
],
"id": "CVE-2009-3826",
"lastModified": "2026-06-16T23:12:25.667",
"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": "2009-10-28T14:30:00.297",
"references": [
{
"source": "cve@mitre.org",
"url": "http://lists.opensuse.org/opensuse-security-announce/2010-08/msg00001.html"
},
{
"source": "cve@mitre.org",
"tags": [
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"url": "http://secunia.com/advisories/37107"
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{
"source": "cve@mitre.org",
"url": "http://secunia.com/advisories/39679"
},
{
"source": "cve@mitre.org",
"url": "http://securitytracker.com/id?1023079"
},
{
"source": "cve@mitre.org",
"url": "http://www.debian.org/security/2010/dsa-2040"
},
{
"source": "cve@mitre.org",
"url": "http://www.osvdb.org/59164"
},
{
"source": "cve@mitre.org",
"url": "http://www.securityfocus.com/archive/1/507440/100/0/threaded"
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{
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"tags": [
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"url": "http://www.squidguard.org/Downloads/Patches/1.4/Readme.Patch-20091019"
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},
{
"source": "cve@mitre.org",
"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/53922"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://lists.opensuse.org/opensuse-security-announce/2010-08/msg00001.html"
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{
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"url": "http://secunia.com/advisories/39679"
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{
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"url": "http://securitytracker.com/id?1023079"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.debian.org/security/2010/dsa-2040"
},
{
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"url": "http://www.osvdb.org/59164"
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"url": "http://www.securityfocus.com/archive/1/507440/100/0/threaded"
},
{
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"tags": [
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"url": "http://www.securityfocus.com/bid/36800"
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{
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"tags": [
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"url": "http://www.squidguard.org/Downloads/Patches/1.4/Readme.Patch-20091019"
},
{
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"url": "http://www.vupen.com/english/advisories/2009/3013"
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{
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"url": "http://www.vupen.com/english/advisories/2010/1043"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/53922"
}
],
"sourceIdentifier": "cve@mitre.org",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-119"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
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Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
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- Not confirmed: The user expressed doubt about the validity of the vulnerability.
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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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