The SIP implementation on the Cisco PGW 2200 Softswitch with software 9.7(3)S before 9.7(3)S9 and 9.7(3)P before 9.7(3)P9 allows remote attackers to cause a denial of service (device crash) via a malformed Contact header, aka Bug ID CSCsj98521.
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
Link | Tags |
---|---|
http://osvdb.org/64684 | vdb entry |
http://www.cisco.com/en/US/products/products_security_advisory09186a0080b2c519.shtml | patch vendor advisory |