Cisco Bug: CSCun21496 - Openswan: Dereferencing Missing IKEv2 Payloads Causes Daemon to Restart
Jan 30, 2020
- Cisco Unified Communications Manager (CallManager)
Known Affected Releases
Symptom: Cisco Unified Communications Manager includes a version of OpenSwan that is affected by the vulnerabilities identified by the following Common Vulnerability and Exposures (CVE) IDs: CVE-2013-6466: Openswan 2.6.39 and earlier allows remote attackers to cause a denial of service (NULL pointer dereference and IKE daemon restart) via IKEv2 packets that lack expected payloads. This was classified by the vendor as having a CVSS v2 Base Score of 5.0 (AV:N/AC:L/Au:N/C:N/I:N/A:P) This bug was opened to address the potential impact on this product. Conditions: Running versions prior to this fix being integrated.
Bug details contain sensitive information and therefore require a Cisco.com account to be viewed.
Bug Details Include
- Full Description (including symptoms, conditions and workarounds)
- Known Fixed Releases
- Related Community Discussions
- Number of Related Support Cases