{"cve":"CVE-2007-2846","nvd":{"published":"2007-05-24T18:30:00.000","modified":"2026-06-16T22:40:32.980","status":"Modified","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.\"","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-119"],"references":["http://marc.info/?l=full-disclosure&m=118007660813710&w=2","http://osvdb.org/36522","http://www.avast.com/eng/adnm-management-client-revision-history.html","http://www.kb.cert.org/vuls/id/125868","http://www.nruns.com/advisories/%5Bn.runs-SA-2007.009%5D%20-%20Avast%21%20Antivirus%20SIS%20parsing%20Arbitrary%20Code%20Execution%20Advisory.txt"],"products":["avas\\!t:avast\\!_antivirus","avast\\!:avast\\!_antivirus"],"source":"nvd","synced_at":"2026-10-19T19:46:28.846926071+00:00"},"epss":{"cve":"CVE-2007-2846","score":0.07738,"percentile":0.94627,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}