Vulnerability in University Of Cambridge Exim
CVE-2003-0743
Heap-based buffer overflow in smtp_in.c for Exim 3 (exim3) before 3.36 and Exim 4 (exim4) before 4.21 may allow remote attackers to execute arbitrary code via an invalid (1) HELO or (2) EHLO argument with a large number of spaces followed by a NULL character and a newline, which is not properly trimmed before the "(no argument given)" string is appended to the buffer.
EPSS: 0.057 (92.2th percentile) — read the EPSS interpretation.
Affected products
- University_of_cambridge Exim — versions 3.0, 3.3, 3.3.1
- N/a — versions n/a
Public proof-of-concept exploits
References
- cve@mitre.org (vendor-advisory, Patch, x_refsource_DEBIAN, Vendor Advisory)
- cve@mitre.org (vendor-advisory, x_refsource_CONECTIVA)
- cve@mitre.org (mailing-list, x_refsource_MLIST)
- cve@mitre.org (x_refsource_CONFIRM)
- cve@mitre.org (mailing-list, x_refsource_BUGTRAQ)
- cve@mitre.org (mailing-list, x_refsource_VULN-DEV)
- cve@mitre.org (mailing-list, x_refsource_MLIST)
- cve@mitre.org (x_refsource_CONFIRM)
- cve@mitre.org (x_refsource_CONFIRM)
Frequently asked questions
- What is CVE-2003-0743?
- CVE-2003-0743 is a vulnerability in University Of Cambridge Exim. Published 2003-10-20.
- Is CVE-2003-0743 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.