Stack-based buffer overflow in the cons_options function in options.c in dhcpd in OpenBSD 4.0 through 4.2, and some other dhcpd…

Description

Stack-based buffer overflow in the cons_options function in options.c in dhcpd in OpenBSD 4.0 through 4.2, and some other dhcpd implementations based on ISC dhcp-2, allows remote attackers to execute arbitrary code or cause a denial of service (daemon crash) via a DHCP request specifying a maximum message size smaller than the minimum IP MTU.

Scores

EPSS (exploitation in 30 days)

80.3% · top 0.4% of all CVEs (4 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.2.

Weakness

• n/a
• CWE-119 (opens in a new tab)All about CWE-119 and its CVEs

Affected products

• n/a

  • affected n/a

References (27)

• 27338 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 27350 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• ADV-2008-3088 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• 4601 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
• http://www.openbsd.org/cgi-bin/cvsweb/src/usr.sbin/dhcpd/options.c (opens in a new tab)x_refsource_CONFIRMx_transferred
• http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=446354 (opens in a new tab)x_refsource_CONFIRMx_transferred
• [4.2] 20071008 001: SECURITY FIX: October 8, 2007 (opens in a new tab)vendor-advisoryx_refsource_OPENBSDx_transferred
• 25984 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• 20071102 DoS Exploit for DHCPd bug (Bugtraq ID 25984 ; CVE-2007-5365) (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
• openbsd-dhcp-bo(37045) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
• RHSA-2007:0970 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• DSA-1388 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
• http://www.coresecurity.com/index.php5?module=ContentMod&action=item&id=1962 (opens in a new tab)x_refsource_MISCx_transferred
• USN-531-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• oval:org.mitre.oval:def:5817 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
• USN-531-2 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• 27160 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 20071011 CORE-2007-0928: Stack-based buffer overflow vulnerability in OpenBSDâ??s DHCP server (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
• 27273 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• [4.0] 20071008 016: SECURITY FIX: October 8, 2007 (opens in a new tab)vendor-advisoryx_refsource_OPENBSDx_transferred
• 243806 (opens in a new tab)vendor-advisoryx_refsource_SUNALERTx_transferred
• 32668 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• [4.1] 20071008 010: SECURITY FIX: October 8, 2007 (opens in a new tab)vendor-advisoryx_refsource_OPENBSDx_transferred
• http://sunsolve.sun.com/search/document.do?assetkey=1-21-109077-21-1 (opens in a new tab)x_refsource_CONFIRMx_transferred
• 1018794 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
• 1021157 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
• 32213 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred

Sources

The same CVE in the primary databases and aggregators, to check against.

• CVE.org record (opens in a new tab)
• CVE List JSON (GitHub) (opens in a new tab)
• NVD (opens in a new tab)
• FIRST EPSS (opens in a new tab)
• OSV.dev (opens in a new tab)
• GitHub Advisories (opens in a new tab)
• CIRCL Vulnerability-Lookup (opens in a new tab)

Badge for a README or a ticket

[![CVE-2007-5365](https://trackcve.app/badge/CVE-2007-5365.svg)](https://trackcve.app/cve/CVE-2007-5365)

Record last updated 7 Aug 2024, 15:31 UTC.