CVE-2006-4650: Undefined Security Weakness

Cisco IOS 12.0, 12.1, and 12.2, when GRE IP tunneling is used and the RFC2784 compliance fixes are missing, does not verify the offset field of a GRE packet during decapsulation, which leads to an integer overflow that references data from incorrect memory locations, which allows remote attackers...

CVE-2006-4650

Cisco IOS 12.0/12.1/12.2 GRE decapsulation vulnerability: missing RFC2784 fixes allow GRE offset overflow during decapsulation, enabling remote crafted packets to enter the routing queue and potentially bypass ACLs. Affected component is GRE IP tunneling handling; root cause is failure to verify ...

Cisco IOS GRE issue

Phenoelit Advisory wir-haben-auch-mal-was-gefunden 0815 +---- Title Cisco Systems IOS GRE decapsulation fault Authors FX [email protected] Phenoelit Group http://www.phenoelit.de Advisory http://www.phenoelit.de/stuff/CiscoGRE.txt Affected Products Cisco IOS Tested on: C3550 IOS 12.119 Cisco Bug ID...