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Cisco Bug: CSCur35478 - ASA: SIP inspection incorrectly rewrites Request-URI

Last Modified

Nov 04, 2019

Products (1)

  • Cisco ASA 5500-X Series Firewalls

Known Affected Releases


Description (partial)

ASA with SIP inspection enabled rewrites Request-URI in SIP packets even though there is no NAT configured for this IP address. Remote party replies with status: '404 Not Found-No Route Found".

ASA 9.3(1) with SIP inspection enabled.
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