Unrated severityNVD Advisory· Published May 24, 2007· Updated Apr 23, 2026

CVE-2007-2846

Description

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."

Affected products

Avast\!/Antivirus2 versions
cpe:2.3:a:avast\!:avast\!_antivirus:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:avast\!:avast\!_antivirus:*:*:*:*:*:*:*:*range: <=4.7.652
- cpe:2.3:a:avas\!t:avast\!_antivirus:4.6.394:*:*:*:*:*:*:*

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

www.vupen.com/english/advisories/2007/1935nvdVendor Advisory
www.kb.cert.org/vuls/id/125868nvdUS Government Resource
marc.infonvd
osvdb.org/36522nvd
www.avast.com/eng/adnm-management-client-revision-history.htmlnvd
www.nruns.com/advisories/%5Bn.runs-SA-2007.009%5D%20-%20Avast%21%20Antivirus%20SIS%20parsing%20Arbitrary%20Code%20Execution%20Advisory.txtnvd
www.securityfocus.com/archive/1/469585/100/0/threadednvd
www.securityfocus.com/bid/24155nvd
exchange.xforce.ibmcloud.com/vulnerabilities/34501nvd

News mentions

No linked articles in our index yet.

cvss	0.000
epss	0.025
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000