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CVE-2007-4291
Cisco IOS 12.0 through 12.4 allows remote attackers to cause a denial of service via (1) a malformed MGCP packet, which causes a device…
High7.1EPSS 3.2%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
Cisco IOS 12.0 through 12.4 allows remote attackers to cause a denial of service via (1) a malformed MGCP packet, which causes a device hang, aka CSCsf08998; a malformed H.323 packet, which causes a device crash, as identified by (2) CSCsi60004 with Proxy Unregistration and (3) CSCsg70474; and a malformed Real-time Transport Protocol (RTP) packet, which causes a device crash, as identified by (4) CSCse68138, related to VOIP RTP Lib, and (5) CSCse05642, related to I/O memory corruption.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High7.1 | AV:N/AC:M/Au:N/C:N/I:N/A:C |
- EPSS (exploitation in 30 days)
- 3.2% · top 12% of all CVEs (4 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.1.
Weakness
- n/a
Affected products
n/a
- affected n/a
References (14)
- 36678 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- ADV-2007-2816 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- 36680 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- cisco-ios-rtp-dos(35905) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- oval:org.mitre.oval:def:5570 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
- 1018533 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- 25239 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 26363 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 36681 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- 36677 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- 36679 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- 20070808 Voice Vulnerabilities in Cisco IOS and Cisco Unified Communications Manager (opens in a new tab)vendor-advisoryx_refsource_CISCOx_transferred
- cisco-ios-mgcp-dos(35903) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- cisco-ios-h323-dos(35904) (opens in a new tab)vdb-entryx_refsource_XFx_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
[](https://trackcve.app/cve/CVE-2007-4291)Record last updated .