cisco ios 11.2 vulnerabilities and exploits

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Attackers can crash a Cisco IOS router or device, provided they can get to an interactive prompt (such as a login). This applies to some IOS 9.x, 10.x, and 11.x releases.

Cisco Ios 9.1 Cisco Ios 11.0(20.3)Cisco Ios 11.1(15)ca Cisco Ios 11.1(16)Cisco Ios 11.1(16)aa Cisco Ios 11.1(16)ia Cisco Ios 11.1(17)cc Cisco Ios 11.1(17)ct Cisco Ios 11.2(8)sa3 Cisco Ios 11.2(9)p Cisco Ios 11.2(9)xa Cisco Ios 11.2(10)

The IOS HTTP service in Cisco routers and switches running IOS 11.1 up to and including 12.1 allows remote malicious users to cause a denial of service by requesting a URL that contains a %% string.

Cisco Ios 11.1 Cisco Ios 11.2 Cisco Ios 11.2(4)f1 Cisco Ios 11.2(8)Cisco Ios 11.2(8)p Cisco Ios 11.2(9)p Cisco Ios 11.2(9)xa Cisco Ios 11.2(10)Cisco Ios 11.2(10)bc Cisco Ios 11.2(17)Cisco Ios 11.2p Cisco Ios 11.3

1 EDB exploit

Cisco Gigabit Switch routers running IOS allow remote malicious users to forward unauthorized packets due to improper handling of the "established" keyword in an access list.

Cisco Ios 11.2(14)gs2 Cisco Ios 11.2(15)g

The on-line help system options in Cisco routers allows non-privileged users without "enabled" access to obtain sensitive information via the show command.

Cisco Ios 9.14 Cisco Ios 11.1 Cisco Ios 11.1(13)Cisco Ios 11.1(13)aa Cisco Ios 11.1(13)ca Cisco Ios 11.1(13)ia Cisco Ios 11.1(15)ca Cisco Ios 11.1(16)Cisco Ios 11.1(16)aa Cisco Ios 11.1(16)ia Cisco Ios 11.1(17)cc Cisco Ios 11.1(17)ct

Cisco devices IOS 12.0 and previous versions allow a remote malicious user to cause a crash, or bad route updates, via malformed BGP updates with unrecognized transitive attribute.

Cisco Ios Cisco Ios 11.2 Cisco Ios 11.3 Cisco Ios 12.0

Cisco IOS 11.1 up to and including 12.2, when HSRP support is not enabled, allows remote malicious users to cause a denial of service (CPU consumption) via randomly sized UDP packets to the Hot Standby Routing Protocol (HSRP) port 1985.

Cisco Ios 11.1 Cisco Ios 11.2 Cisco Ios 12.0 Cisco Ios 12.1 Cisco Ios 12.2

Cisco Gigabit Switch Routers (GSR) with Fast Ethernet / Gigabit Ethernet cards, from IOS versions 11.2(15)GS1A up to 11.2(19)GS0.2 and some versions of 12.0, do not properly handle line card failures, which allows remote malicious users to bypass ACLs or force the interface to st...

Cisco Ios 11.2 Cisco Ios 11.2(8)Cisco Ios 11.2(10)Cisco Ios 11.2p Cisco Ios 11.3 Cisco Ios 11.3(1)Cisco Ios 12.0 Cisco Ios 12.0(1)Cisco Ios 12.0(2)Cisco Ios 12.0(3)Cisco Ios 12.0(4)Cisco Ios 12.0(5)

The "established" keyword in some Cisco IOS software allowed an malicious user to bypass filtering.

Some classic Cisco IOS devices have a vulnerability in the PPP CHAP authentication to establish unauthorized PPP connections.

Cisco Ios 4.1 Cisco Ios 9.1 Cisco Ios 10.3 Cisco Ios 11.0 Cisco Ios 11.1 Cisco Ios 11.2 Cisco Ios 11.2p

Heap-based buffer overflow in the TFTP server capability in Cisco IOS 11.1, 11.2, and 11.3 allows remote malicious users to cause a denial of service (reset) or modify configuration via a long filename.

Cisco Ios 11.1 Cisco Ios 11.2 Cisco Ios 11.3

1 EDB exploit

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