FKIE_CVE-2006-3121
Vulnerability from fkie_nvd - Published: 2006-08-17 01:04 - Updated: 2026-06-16 22:26
Severity
Summary
The peel_netstring function in cl_netstring.c in the heartbeat subsystem in High-Availability Linux before 1.2.5, and 2.0 before 2.0.7, allows remote attackers to cause a denial of service (crash) via the length parameter in a heartbeat message.
References
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| high_availability_linux_project | heartbeat | 1.2.3 | |
| high_availability_linux_project | heartbeat | 1.2.4 | |
| high_availability_linux_project | heartbeat | 2.0.1 | |
| high_availability_linux_project | heartbeat | 2.0.2 | |
| high_availability_linux_project | heartbeat | 2.0.3 | |
| high_availability_linux_project | heartbeat | 2.0.4 | |
| high_availability_linux_project | heartbeat | 2.0.5 | |
| high_availability_linux_project | heartbeat | 2.0.6 |
{
"affected": [
{
"affectedData": [
{
"product": "n/a",
"vendor": "n/a",
"versions": [
{
"status": "affected",
"version": "n/a"
}
]
}
],
"source": "security@debian.org"
}
],
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:high_availability_linux_project:heartbeat:1.2.3:*:*:*:*:*:*:*",
"matchCriteriaId": "41611406-0032-4654-934C-98FE706FB3F4",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:high_availability_linux_project:heartbeat:1.2.4:*:*:*:*:*:*:*",
"matchCriteriaId": "717F536C-36C2-45F8-8D6B-D6B5F029688C",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:high_availability_linux_project:heartbeat:2.0.1:*:*:*:*:*:*:*",
"matchCriteriaId": "B02ED57E-4E9A-4520-B7E5-576688431D9F",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:high_availability_linux_project:heartbeat:2.0.2:*:*:*:*:*:*:*",
"matchCriteriaId": "7C832A05-510B-4719-A12E-3C4CE1CFBA9F",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:high_availability_linux_project:heartbeat:2.0.3:*:*:*:*:*:*:*",
"matchCriteriaId": "469BFA83-B0CD-4F33-B1F9-BAA813745F8F",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:high_availability_linux_project:heartbeat:2.0.4:*:*:*:*:*:*:*",
"matchCriteriaId": "ED71A88B-AE3F-4C3F-9762-388D6446EC32",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:high_availability_linux_project:heartbeat:2.0.5:*:*:*:*:*:*:*",
"matchCriteriaId": "0A950CBD-4FD5-4C50-A92C-486D7C62CDB9",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:high_availability_linux_project:heartbeat:2.0.6:*:*:*:*:*:*:*",
"matchCriteriaId": "58861498-5077-4AC2-A919-2996679D523A",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "The peel_netstring function in cl_netstring.c in the heartbeat subsystem in High-Availability Linux before 1.2.5, and 2.0 before 2.0.7, allows remote attackers to cause a denial of service (crash) via the length parameter in a heartbeat message."
},
{
"lang": "es",
"value": "La funci\u00f3n peel_netstring en cl_netstring.c en el subsistema de pulso (heartbeat) en High_Availability Linux aneriora 1.2.5, y 2.0 anterior a 2.0.7, permite a atacantes remotos provocar una denegaci\u00f3n de servicio (ca\u00edda) a trav\u00e9s del par\u00e1metro length en un mensaje de latido."
}
],
"id": "CVE-2006-3121",
"lastModified": "2026-06-16T22:26:26.733",
"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": "2006-08-17T01:04:00.000",
"references": [
{
"source": "security@debian.org",
"tags": [
"Vendor Advisory"
],
"url": "http://secunia.com/advisories/21505"
},
{
"source": "security@debian.org",
"tags": [
"Vendor Advisory"
],
"url": "http://secunia.com/advisories/21511"
},
{
"source": "security@debian.org",
"tags": [
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],
"url": "http://secunia.com/advisories/21518"
},
{
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"tags": [
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],
"url": "http://secunia.com/advisories/21521"
},
{
"source": "security@debian.org",
"tags": [
"Vendor Advisory"
],
"url": "http://secunia.com/advisories/21629"
},
{
"source": "security@debian.org",
"url": "http://security.gentoo.org/glsa/glsa-200608-23.xml"
},
{
"source": "security@debian.org",
"tags": [
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],
"url": "http://www.debian.org/security/2006/dsa-1151"
},
{
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"tags": [
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],
"url": "http://www.linux-ha.org/SecurityIssues"
},
{
"source": "security@debian.org",
"url": "http://www.linux-ha.org/_cache/SecurityIssues__sec03.txt"
},
{
"source": "security@debian.org",
"url": "http://www.mandriva.com/security/advisories?name=MDKSA-2006:142"
},
{
"source": "security@debian.org",
"tags": [
"Patch"
],
"url": "http://www.securityfocus.com/bid/19516"
},
{
"source": "security@debian.org",
"url": "http://www.ubuntu.com/usn/usn-335-1"
},
{
"source": "security@debian.org",
"tags": [
"Vendor Advisory"
],
"url": "http://www.vupen.com/english/advisories/2006/3288"
},
{
"source": "security@debian.org",
"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/28396"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "http://secunia.com/advisories/21505"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "http://secunia.com/advisories/21511"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "http://secunia.com/advisories/21518"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "http://secunia.com/advisories/21521"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "http://secunia.com/advisories/21629"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://security.gentoo.org/glsa/glsa-200608-23.xml"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch"
],
"url": "http://www.debian.org/security/2006/dsa-1151"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch"
],
"url": "http://www.linux-ha.org/SecurityIssues"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.linux-ha.org/_cache/SecurityIssues__sec03.txt"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.mandriva.com/security/advisories?name=MDKSA-2006:142"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch"
],
"url": "http://www.securityfocus.com/bid/19516"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.ubuntu.com/usn/usn-335-1"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
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],
"url": "http://www.vupen.com/english/advisories/2006/3288"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/28396"
}
],
"sourceIdentifier": "security@debian.org",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-399"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
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Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
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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.
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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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