Is CVE-2005-0892 actively exploited?

A proof-of-concept exploit is publicly available for CVE-2005-0892, but active exploitation has not been confirmed.

Can CVE-2005-0892 be exploited remotely?

Yes. CVE-2005-0892 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2005-0892?

CVE-2005-0892 has a CVSS score of 10.0 (CRITICAL).

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CVE-2005-0892

NVD-CWE-OtherPublished: March 28, 2005· Updated: Jun 16, 2026

10.0

CVSS v3.1

Official Description

Buffer overflow in smail 3.2.0.120 allows remote attackers or local users to execute arbitrary code via a long string in the MAIL FROM command and possibly other SMTP commands.

NVD Source

Technical Analysis

CVE-2005-0892 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A proof-of-concept (PoC) exploit exists for CVE-2005-0892. While not yet confirmed in active campaigns, the availability of PoC code increases exploitation risk substantially.