Cisco IOS after 12.3(14)T, 12.3(8)YC1, 12.3(8)YG, and 12.4, with voice support and without Session Initiated Protocol (SIP) configured,…

Description

Cisco IOS after 12.3(14)T, 12.3(8)YC1, 12.3(8)YG, and 12.4, with voice support and without Session Initiated Protocol (SIP) configured, allows remote attackers to cause a denial of service (crash) by sending a crafted packet to port 5060/UDP.

Scores

EPSS (exploitation in 30 days)

3.7% · top 10% of all CVEs (3 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.

Weakness

• n/a

Affected products

• n/a

  • affected n/a

References (9)

• 23978 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 20070131 SIP Packet Reloads IOS Devices Not Configured for SIP (opens in a new tab)vendor-advisoryx_refsource_CISCOx_transferred
• 1017575 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
• http://www.cisco.com/warp/public/707/cisco-air-20070131-sip.shtml (opens in a new tab)x_refsource_CONFIRMx_transferred
• 22330 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• cisco-sip-packet-dos(31990) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
• oval:org.mitre.oval:def:5138 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
• ADV-2007-0428 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• VU#438176 (opens in a new tab)third-party-advisoryx_refsource_CERT-VNx_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-2007-0648](https://trackcve.app/badge/CVE-2007-0648.svg)](https://trackcve.app/cve/CVE-2007-0648)

Record last updated 7 Aug 2024, 12:26 UTC.