Buffer overflow in Communicrypt Software Mail
CVE-2010-20119
CommuniCrypt Mail versions up to and including 1.16 contains a stack-based buffer overflow vulnerability in its ANSMTP.dll and AOSMTP.dll ActiveX controls, specifically within the AddAttachments() method. This method fails to properly va…
Vulnerability class: Buffer Overflow
EPSS: 0.523 (98.0th percentile) — read the EPSS interpretation.
Affected products
- Communicrypt Software Mail — versions 0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- raw.githubusercontent.com/rapid7/metasploit-framework/master/modules/exploits/w… (exploit)
- www.exploit-db.com/exploits/12663 (exploit)
- www.broadcom.com/support/security-center/attacksignatures/detail (third-party-advisory)
- softwarelode.com/4185/details-communicrypt-mail.html (product)
- www.fortiguard.com/encyclopedia/ips/23099 (third-party-advisory)
- www.vulncheck.com/advisories/communicrypt-mail-activex-control-buffer-overflow (third-party-advisory)
Frequently asked questions
- What is CVE-2010-20119?
- CVE-2010-20119 is a vulnerability in Communicrypt Software Mail, classified under Stack-based Buffer Overflow. Published 2025-08-21.
- Is CVE-2010-20119 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.