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CVE-2012-0381
The IKEv1 implementation in Cisco IOS 12.2 through 12.4 and 15.0 through 15.2 and IOS XE 2.1.x through 2.6.x and 3.1.xS through 3.4.xS…
High7.5EPSS 3.8%
- Published
- Updated
- Reserved
- Assigned by
- cisco
Description
The IKEv1 implementation in Cisco IOS 12.2 through 12.4 and 15.0 through 15.2 and IOS XE 2.1.x through 2.6.x and 3.1.xS through 3.4.xS before 3.4.2S, 3.5.xS before 3.5.1S, and 3.2.xSG before 3.2.2SG allows remote attackers to cause a denial of service (device reload) by sending IKE UDP packets over (1) IPv4 or (2) IPv6, aka Bug ID CSCts38429.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 3.8% · top 10.0% of all CVEs (2 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Weakness
Affected products
n/a
- affected n/a
References (7)
- 52757 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 80700 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- 48605 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- ciscoios-ike-packet-dos(74427) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 1026863 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- 48607 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 20120328 Cisco IOS Internet Key Exchange Vulnerability (opens in a new tab)vendor-advisoryx_refsource_CISCOx_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)
Record last updated .