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Cisco Bug: CSCun21496 - Openswan: Dereferencing Missing IKEv2 Payloads Causes Daemon to Restart

Last Modified

Jan 30, 2020

Products (1)

  • Cisco Unified Communications Manager (CallManager)

Known Affected Releases

10.0(1.10000.26)

Description (partial)

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)
  • Status
  • Severity
  • Known Fixed Releases
  • Related Community Discussions
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