The rehash mechanism in Perl 5.8.2 through 5.16.x allows context-dependent attackers to cause a denial of service (memory consumption and…

Description

The rehash mechanism in Perl 5.8.2 through 5.16.x allows context-dependent attackers to cause a denial of service (memory consumption and crash) via a crafted hash key.

Scores

EPSS (exploitation in 30 days)

3.6% · top 11% of all CVEs (5 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.

Weakness

• n/a
• CWE-399 (opens in a new tab)All about CWE-399 and its CVEs

Affected products

• n/a

  • affected n/a

References (22)

• http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html (opens in a new tab)x_refsource_CONFIRMx_transferred
• [perl.perl5.porters] 20130304 CVE-2013-1667: important rehashing flaw (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
• 52472 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• MDVSA-2013:113 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
• https://wiki.mageia.org/en/Support/Advisories/MGASA-2013-0094 (opens in a new tab)x_refsource_CONFIRMx_transferred
• http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=702296 (opens in a new tab)x_refsource_MISCx_transferred
• 52499 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• APPLE-SA-2013-10-22-3 (opens in a new tab)vendor-advisoryx_refsource_APPLEx_transferred
• http://perl5.git.perl.org/perl.git/commitdiff/d59e31f (opens in a new tab)x_refsource_CONFIRMx_transferred
• 58311 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• 90892 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
• perl-rehash-dos(82598) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
• SSRT101274 (opens in a new tab)vendor-advisoryx_refsource_HPx_transferred
• oval:org.mitre.oval:def:18771 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
• http://perl5.git.perl.org/perl.git/commitdiff/9d83adc (opens in a new tab)x_refsource_CONFIRMx_transferred
• DSA-2641 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
• http://perl5.git.perl.org/perl.git/commitdiff/6e79fe5 (opens in a new tab)x_refsource_CONFIRMx_transferred
• USN-1770-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• RHSA-2013:0685 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10705 (opens in a new tab)x_refsource_CONFIRMx_transferred
• https://bugzilla.redhat.com/show_bug.cgi?id=912276 (opens in a new tab)x_refsource_MISCx_transferred
• http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10735 (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-2013-1667](https://trackcve.app/badge/CVE-2013-1667.svg)](https://trackcve.app/cve/CVE-2013-1667)

Record last updated 6 Aug 2024, 15:13 UTC.