CVE-2003-0308 Privilege escalation in n/a

What is CVE-2003-0308?

CVE-2003-0308 is a high-severity vulnerability in Debian Debian Linux, published on 17 May 2003. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

The Sendmail 8.12.3 package in Debian GNU/Linux 3.0 does not securely create temporary files, which could allow local users to gain additional privileges via (1) expn, (2) checksendmail, or (3) doublebounce.pl.

Which versions are affected by CVE-2003-0308?

It affects 2 products.

Products include Debian Debian Linux, Sendmail Sendmail.

How do I fix CVE-2003-0308?

Apply the vendor's patch.

Is CVE-2003-0308 being exploited?

There is no known exploitation of CVE-2003-0308 in the wild and no public exploit code.

Other vulnerabilities in Debian Debian Linux

• CVE-2015-3306 ProFTPD Improper Access Control Exploited Critical 10.0
• CVE-2025-49113 RoundCube Webmail Deserialization of Untrusted Data Exploited Critical 9.9
• CVE-2026-24061 GNU InetUtils Argument Injection Exploited Critical 9.8
• CVE-2025-39682 Linux Kernel Improper Check for Unusual or Exceptional Conditions Exploited Critical 9.8
• CVE-2024-9680 Mozilla Firefox Use-After-Free Exploited Critical 9.8

All Debian Debian Linux vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as DEBIAN-CVE-2003-0308, DSA-305, GHSA-c936-pgj9-534q.