FKIE_CVE-2007-2846
Vulnerability from fkie_nvd - Published: 2007-05-24 18:30 - Updated: 2026-06-16 22:40
Severity
Summary
Heap-based buffer overflow in the SIS unpacker in avast! Anti-Virus Managed Client before 4.7.700 allows user-assisted remote attackers to execute arbitrary code via a crafted SIS archive, resulting from an "integer cast around."
References
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| avas\!t | avast\!_antivirus | 4.6.394 | |
| avast\! | avast\!_antivirus | * |
{
"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:avas\\!t:avast\\!_antivirus:4.6.394:*:*:*:*:*:*:*",
"matchCriteriaId": "91D1DBA4-520A-4186-B61A-5BF86ADE3302",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:avast\\!:avast\\!_antivirus:*:*:*:*:*:*:*:*",
"matchCriteriaId": "0173C2C9-C017-411E-AA55-01CF30D44869",
"versionEndIncluding": "4.7.652",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "Heap-based buffer overflow in the SIS unpacker in avast! Anti-Virus Managed Client before 4.7.700 allows user-assisted remote attackers to execute arbitrary code via a crafted SIS archive, resulting from an \"integer cast around.\""
},
{
"lang": "es",
"value": "Un desbordamiento de b\u00fafer en la regi\u00f3n heap de la memoria en el desempaquetador SIS en Anti-Virus Managed Client de avast! anterior a versi\u00f3n 4.7.700, permite a los atacantes remotos asistidos por el usuario ejecutar c\u00f3digo arbitrario por medio de un archivo SIS creado, como resultado de un \"integer cast around.\""
}
],
"id": "CVE-2007-2846",
"lastModified": "2026-06-16T22:40:32.980",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "HIGH",
"cvssData": {
"accessComplexity": "MEDIUM",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "COMPLETE",
"baseScore": 9.3,
"confidentialityImpact": "COMPLETE",
"integrityImpact": "COMPLETE",
"vectorString": "AV:N/AC:M/Au:N/C:C/I:C/A:C",
"version": "2.0"
},
"exploitabilityScore": 8.6,
"impactScore": 10.0,
"obtainAllPrivilege": true,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": true
}
]
},
"published": "2007-05-24T18:30:00.000",
"references": [
{
"source": "cve@mitre.org",
"url": "http://marc.info/?l=full-disclosure\u0026m=118007660813710\u0026w=2"
},
{
"source": "cve@mitre.org",
"url": "http://osvdb.org/36522"
},
{
"source": "cve@mitre.org",
"url": "http://www.avast.com/eng/adnm-management-client-revision-history.html"
},
{
"source": "cve@mitre.org",
"tags": [
"US Government Resource"
],
"url": "http://www.kb.cert.org/vuls/id/125868"
},
{
"source": "cve@mitre.org",
"url": "http://www.nruns.com/advisories/%5Bn.runs-SA-2007.009%5D%20-%20Avast%21%20Antivirus%20SIS%20parsing%20Arbitrary%20Code%20Execution%20Advisory.txt"
},
{
"source": "cve@mitre.org",
"url": "http://www.securityfocus.com/archive/1/469585/100/0/threaded"
},
{
"source": "cve@mitre.org",
"url": "http://www.securityfocus.com/bid/24155"
},
{
"source": "cve@mitre.org",
"tags": [
"Vendor Advisory"
],
"url": "http://www.vupen.com/english/advisories/2007/1935"
},
{
"source": "cve@mitre.org",
"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/34501"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://marc.info/?l=full-disclosure\u0026m=118007660813710\u0026w=2"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://osvdb.org/36522"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.avast.com/eng/adnm-management-client-revision-history.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"US Government Resource"
],
"url": "http://www.kb.cert.org/vuls/id/125868"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.nruns.com/advisories/%5Bn.runs-SA-2007.009%5D%20-%20Avast%21%20Antivirus%20SIS%20parsing%20Arbitrary%20Code%20Execution%20Advisory.txt"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.securityfocus.com/archive/1/469585/100/0/threaded"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.securityfocus.com/bid/24155"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "http://www.vupen.com/english/advisories/2007/1935"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/34501"
}
],
"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
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
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- 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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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
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