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Cisco Bug: CSCsz90342 - Malformed SIP packets may cause memory leak

Last Modified

Aug 06, 2018

Products (1)

  • Cisco ASA 5500-X Series Firewalls

Known Affected Releases


Description (partial)

Malformed TCP packets destined to a host behind the ASA over port 5060 may cause a memory leak on the
affected device. The device recovers after these packets are blocked or the attack is stopped.

Cisco ASA configured with TCP proxy for SIP.
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
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