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Cisco Bug: CSCvv37629 - Malformed SIP packets leads to 4k block hold-up till SIP conn timeout causing probable traffic issue

Last Modified

Oct 07, 2020

Products (1)

  • Cisco ASA 5500-X Series Firewalls

Known Affected Releases

9.12

Description (partial)

Symptom:
Malformed sip packet reaching the ASA causing memory block 4096/8192 to be depleted impacting performance/stability of the device

Conditions:
Sip inspection enabled
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  • Status
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