Integer signedness error in the gssrpc__svcauth_unix function in svc_auth_unix.c in the RPC library in MIT Kerberos 5 (krb5) 1.6.1 and…

Description

Integer signedness error in the gssrpc__svcauth_unix function in svc_auth_unix.c in the RPC library in MIT Kerberos 5 (krb5) 1.6.1 and earlier might allow remote attackers to execute arbitrary code via a negative length value.

Scores

EPSS (exploitation in 30 days)

3.5% · 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 8.3.

Weakness

• n/a

Affected products

• n/a

  • affected n/a

References (48)

• 20070920 VMSA-2007-0006 Critical security updates for all supported versions of VMware ESX Server, VMware Server, VMware Workstation, VMware ACE, and VMware Player (opens in a new tab)mailing-listx_refsource_FULLDISCx_transferred
• ADV-2007-2732 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• 25894 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 25801 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• USN-477-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• ADV-2007-3229 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• 20070629 TSLSA-2007-0021 - kerberos5 (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
• 25911 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 25888 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• oval:org.mitre.oval:def:11277 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
• RHSA-2007:0384 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• https://secure-support.novell.com/KanisaPlatform/Publishing/773/3248163_f.SAL_Public.html (opens in a new tab)x_refsource_CONFIRMx_transferred
• 25890 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• ADV-2007-2337 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• kerberos-gssrpcsvcauthunix-bo(35085) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
• APPLE-SA-2007-07-31 (opens in a new tab)vendor-advisoryx_refsource_APPLEx_transferred
• ADV-2007-2491 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• 26228 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• ADV-2010-1574 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• 26033 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• GLSA-200707-11 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
• 25800 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• SSRT100107 (opens in a new tab)vendor-advisoryx_refsource_HPx_transferred
• 24657 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• 1018293 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
• VU#365313 (opens in a new tab)third-party-advisoryx_refsource_CERT-VNx_transferred
• DSA-1323 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
• 2007-0021 (opens in a new tab)vendor-advisoryx_refsource_TRUSTIXx_transferred
• http://web.mit.edu/kerberos/www/advisories/MITKRB5-SA-2007-004.txt (opens in a new tab)x_refsource_CONFIRMx_transferred
• TA07-177A (opens in a new tab)third-party-advisoryx_refsource_CERTx_transferred
• SUSE-SA:2007:038 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• 25870 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• MDKSA-2007:137 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
• 26909 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• https://issues.rpath.com/browse/RPL-1499 (opens in a new tab)x_refsource_CONFIRMx_transferred
• 27706 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• http://docs.info.apple.com/article.html?artnum=306172 (opens in a new tab)x_refsource_CONFIRMx_transferred
• RHSA-2007:0562 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2007-004.txt (opens in a new tab)x_refsource_CONFIRMx_transferred
• 20070628 FLEA-2007-0029-1: krb5 krb5-workstation (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
• 25159 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• 36597 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
• 20070626 MITKRB5-SA-2007-004: kadmind multiple RPC lib vulnerabilities (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
• 25814 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 25821 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 40346 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 26235 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• oval:org.mitre.oval:def:7131 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_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-2007-2443](https://trackcve.app/badge/CVE-2007-2443.svg)](https://trackcve.app/cve/CVE-2007-2443)

Record last updated 7 Aug 2024, 13:42 UTC.