expand.c in Exim before 4.83 expands mathematical comparisons twice, which allows local users to gain privileges and execute arbitrary…

Description

expand.c in Exim before 4.83 expands mathematical comparisons twice, which allows local users to gain privileges and execute arbitrary commands via a crafted lookup value.

Scores

EPSS (exploitation in 30 days)

0.49% · top 58% of all CVEs (3 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.6.

Weakness

• n/a
• CWE-189 (opens in a new tab)All about CWE-189 and its CVEs

Affected products

• n/a

  • affected n/a

References (8)

• FEDORA-2014-8865 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
• http://git.exim.org/exim.git/commitdiff/7685ce68148a083d7759e78d01aa5198fc099c44 (opens in a new tab)x_refsource_CONFIRMx_transferred
• FEDORA-2014-8803 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
• [exim] 20140722 [exim] Exim 4.83 Released (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
• [exim] 20140722 [exim] Exim Security Advisory CVE-2014-2972 (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
• GLSA-201607-12 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
• USN-2933-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• https://bugzilla.redhat.com/show_bug.cgi?id=1122552 (opens in a new tab)x_refsource_CONFIRMx_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-2014-2972](https://trackcve.app/badge/CVE-2014-2972.svg)](https://trackcve.app/cve/CVE-2014-2972)

Record last updated 6 Aug 2024, 10:28 UTC.