Buffer overflow in Clamav

CVE-2006-4018

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.

Vulnerability class: Buffer Overflow

EPSS: 0.191 (97.0th percentile) — read the EPSS interpretation.

Affected products

  • Clamav — versions 0.81, 0.82, 0.83
  • N/a — versions n/a

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2006-4018?
CVE-2006-4018 is a vulnerability in Clamav, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. Published 2006-08-08.
Is CVE-2006-4018 known to be exploited?
3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.