Memory leak in the virtual private dial-up network (VPDN) component in Cisco IOS before 12.3 allows remote attackers to cause a denial of…

Description

Memory leak in the virtual private dial-up network (VPDN) component in Cisco IOS before 12.3 allows remote attackers to cause a denial of service (memory consumption) via a series of PPTP sessions, related to "dead memory" that remains allocated after process termination, aka bug ID CSCsj58566.

Scores

EPSS (exploitation in 30 days)

1.9% · top 20% of all CVEs (5 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.1.

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 (8)

• ADV-2008-1006 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• cisco-ios-vpdn-pptp-dos(41483) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
• 28460 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• 20080326 Cisco IOS Virtual Private Dial-up Network Denial of Service Vulnerability (opens in a new tab)vendor-advisoryx_refsource_CISCOx_transferred
• TA08-087B (opens in a new tab)third-party-advisoryx_refsource_CERTx_transferred
• 29507 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• oval:org.mitre.oval:def:5287 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
• 1019714 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_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-2008-1151](https://trackcve.app/badge/CVE-2008-1151.svg)](https://trackcve.app/cve/CVE-2008-1151)

Record last updated 7 Aug 2024, 08:08 UTC.