FKIE_CVE-2006-4018
Vulnerability from fkie_nvd - Published: 2006-08-08 20:04 - Updated: 2026-06-16 22:28
Severity
Summary
Heap-based buffer overflow in the pefromupx function in libclamav/upx.c in Clam AntiVirus (ClamAV) 0.81 through 0.88.3 allows remote attackers to execute arbitrary code via a crafted UPX packed file containing sections with large rsize values.
References
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| clamav | clamav | 0.81 | |
| clamav | clamav | 0.81 | |
| clamav | clamav | 0.82 | |
| clamav | clamav | 0.83 | |
| clamav | clamav | 0.84 | |
| clamav | clamav | 0.84 | |
| clamav | clamav | 0.84 | |
| clamav | clamav | 0.85 | |
| clamav | clamav | 0.85.1 | |
| clamav | clamav | 0.86 | |
| clamav | clamav | 0.86 | |
| clamav | clamav | 0.86.1 | |
| clamav | clamav | 0.86.2 | |
| clamav | clamav | 0.87 | |
| clamav | clamav | 0.87.1 | |
| clamav | clamav | 0.88 | |
| clamav | clamav | 0.88.1 | |
| clamav | clamav | 0.88.2 | |
| clamav | clamav | 0.88.3 |
{
"affected": [
{
"affectedData": [
{
"product": "n/a",
"vendor": "n/a",
"versions": [
{
"status": "affected",
"version": "n/a"
}
]
}
],
"source": "cve@mitre.org"
}
],
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:clamav:clamav:0.81:*:*:*:*:*:*:*",
"matchCriteriaId": "DA719FE4-04E0-4664-8EEC-70CD613408DD",
"vulnerable": true
},
{
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"matchCriteriaId": "9F7364D6-36F6-4615-95F0-E0B56722DAAD",
"vulnerable": true
},
{
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"matchCriteriaId": "C859F864-B68F-4805-B804-E50F2C3FFE8E",
"vulnerable": true
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{
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"matchCriteriaId": "B5CAFEA5-C062-43EA-A302-38887DA6768C",
"vulnerable": true
},
{
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"vulnerable": true
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"vulnerable": true
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{
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"matchCriteriaId": "B0D72B20-1F61-4499-9ADE-88AF98C3C19C",
"vulnerable": true
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"vulnerable": true
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"matchCriteriaId": "97DAD83E-F14F-4B87-B5D8-7BCAD8F446BA",
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"vulnerable": true
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{
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{
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{
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{
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"matchCriteriaId": "01859947-09D4-417E-92A4-FA4F1625C60D",
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}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "Heap-based buffer overflow in the pefromupx function in libclamav/upx.c in Clam AntiVirus (ClamAV) 0.81 through 0.88.3 allows remote attackers to execute arbitrary code via a crafted UPX packed file containing sections with large rsize values."
},
{
"lang": "es",
"value": "Desbordamiento de b\u00fafer basado en mont\u00f3n en la funci\u00f3n pefromupx en libclamav/upx.c en Clam AntiVirus (ClamAV) 0.81 hasta 0.88.3 permite a atacantes remotos ejecutar c\u00f3digo de su elecci\u00f3n mediante un archivo empaquetado UPX manipulado que contiene secciones con valores grandes de rsize."
}
],
"evaluatorSolution": "This vulnerability is addressed in the following product release:\r\nClam Anti-Virus, ClamAV, 0.88.4",
"id": "CVE-2006-4018",
"lastModified": "2026-06-16T22:28:16.153",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "HIGH",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 7.5,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "PARTIAL",
"vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
"version": "2.0"
},
"exploitabilityScore": 10.0,
"impactScore": 6.4,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": true,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
]
},
"published": "2006-08-08T20:04:00.000",
"references": [
{
"source": "cve@mitre.org",
"url": "http://kolab.org/security/kolab-vendor-notice-10.txt"
},
{
"source": "cve@mitre.org",
"tags": [
"Vendor Advisory"
],
"url": "http://secunia.com/advisories/21368"
},
{
"source": "cve@mitre.org",
"tags": [
"Vendor Advisory"
],
"url": "http://secunia.com/advisories/21374"
},
{
"source": "cve@mitre.org",
"tags": [
"Vendor Advisory"
],
"url": "http://secunia.com/advisories/21433"
},
{
"source": "cve@mitre.org",
"tags": [
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],
"url": "http://secunia.com/advisories/21443"
},
{
"source": "cve@mitre.org",
"tags": [
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],
"url": "http://secunia.com/advisories/21457"
},
{
"source": "cve@mitre.org",
"tags": [
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],
"url": "http://secunia.com/advisories/21497"
},
{
"source": "cve@mitre.org",
"tags": [
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],
"url": "http://secunia.com/advisories/21562"
},
{
"source": "cve@mitre.org",
"url": "http://security.gentoo.org/glsa/glsa-200608-13.xml"
},
{
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"url": "http://securitytracker.com/id?1016645"
},
{
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"tags": [
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],
"url": "http://www.clamav.net/security/0.88.4.html"
},
{
"source": "cve@mitre.org",
"url": "http://www.debian.org/security/2006/dsa-1153"
},
{
"source": "cve@mitre.org",
"url": "http://www.mandriva.com/security/advisories?name=MDKSA-2006:138"
},
{
"source": "cve@mitre.org",
"url": "http://www.novell.com/linux/security/advisories/2006_46_clamav.html"
},
{
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"tags": [
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],
"url": "http://www.overflow.pl/adv/clamav_upx_heap.txt"
},
{
"source": "cve@mitre.org",
"url": "http://www.securityfocus.com/archive/1/442681/100/0/threaded"
},
{
"source": "cve@mitre.org",
"url": "http://www.securityfocus.com/bid/19381"
},
{
"source": "cve@mitre.org",
"url": "http://www.trustix.org/errata/2006/0046/"
},
{
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"tags": [
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{
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"tags": [
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],
"url": "http://www.vupen.com/english/advisories/2006/3275"
},
{
"source": "cve@mitre.org",
"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/28286"
},
{
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"url": "http://kolab.org/security/kolab-vendor-notice-10.txt"
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{
"source": "af854a3a-2127-422b-91ae-364da2661108",
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{
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"tags": [
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],
"url": "http://secunia.com/advisories/21443"
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{
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{
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"tags": [
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{
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{
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{
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},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.mandriva.com/security/advisories?name=MDKSA-2006:138"
},
{
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"url": "http://www.novell.com/linux/security/advisories/2006_46_clamav.html"
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{
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"url": "http://www.securityfocus.com/archive/1/442681/100/0/threaded"
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{
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"url": "http://www.securityfocus.com/bid/19381"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.trustix.org/errata/2006/0046/"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
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],
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},
{
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"tags": [
"Vendor Advisory"
],
"url": "http://www.vupen.com/english/advisories/2006/3275"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/28286"
}
],
"sourceIdentifier": "cve@mitre.org",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-119"
}
],
"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
- 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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