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cisco ios 12.0xi vulnerabilities and exploits

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7.8
CVSSv2

CVE-2009-0631

Unspecified vulnerability in Cisco IOS 12.0 up to and including 12.4, when configured with (1) IP Service Level Agreements (SLAs) Responder, (2) Session Initiation Protocol (SIP), (3) H.323 Annex E Call Signaling Transport, or (4) Media Gateway Control Protocol (MGCP) allows remo...
Cisco Ios 12.0Cisco Ios 12.0daCisco Ios 12.0dbCisco Ios 12.0dcCisco Ios 12.0sCisco Ios 12.0scCisco Ios 12.0slCisco Ios 12.0spCisco Ios 12.0stCisco Ios 12.0sxCisco Ios 12.0syCisco Ios 12.0sz
7.1
CVSSv2

CVE-2009-0630

The (1) Cisco Unified Communications Manager Express; (2) SIP Gateway Signaling Support Over Transport Layer Security (TLS) Transport; (3) Secure Signaling and Media Encryption; (4) Blocks Extensible Exchange Protocol (BEEP); (5) Network Admission Control HTTP Authentication Prox...
Cisco Ios 12.0Cisco Ios 12.0daCisco Ios 12.0dbCisco Ios 12.0dcCisco Ios 12.0sCisco Ios 12.0scCisco Ios 12.0slCisco Ios 12.0spCisco Ios 12.0stCisco Ios 12.0sxCisco Ios 12.0syCisco Ios 12.0sz
5
CVSSv2

CVE-2001-1434

Cisco IOS 12.0(5)XU up to and including 12.1(2) allows remote malicious users to read system administration and topology information via an "snmp-server host" command, which creates a readable "community" community string if one has not been previously created...
Cisco Ios 12.0Cisco Ios 12.0(1)Cisco Ios 12.0(1)wCisco Ios 12.0(1)xa3Cisco Ios 12.0(1)xbCisco Ios 12.0(1)xeCisco Ios 12.0(2)Cisco Ios 12.0(2)xcCisco Ios 12.0(2)xdCisco Ios 12.0(2)xeCisco Ios 12.0(2)xfCisco Ios 12.0(2)xg
7.1
CVSSv2

CVE-2009-2873

Cisco IOS 12.0 up to and including 12.4, when IP-based tunnels and the Cisco Express Forwarding feature are enabled, allows remote malicious users to cause a denial of service (device reload) via malformed packets, aka Bug ID CSCsx70889.
Cisco Ios 12.0Cisco Ios 12.0daCisco Ios 12.0dbCisco Ios 12.0dcCisco Ios 12.0sCisco Ios 12.0scCisco Ios 12.0slCisco Ios 12.0spCisco Ios 12.0stCisco Ios 12.0sxCisco Ios 12.0syCisco Ios 12.0sz
6.8
CVSSv2

CVE-2009-2872

Cisco IOS 12.0 up to and including 12.4, when IP-based tunnels and the Cisco Express Forwarding feature are enabled, allows remote malicious users to cause a denial of service (device reload) via a malformed packet that is not properly handled during switching from one tunnel to ...
Cisco Ios 12.0Cisco Ios 12.0daCisco Ios 12.0dbCisco Ios 12.0dcCisco Ios 12.0sCisco Ios 12.0scCisco Ios 12.0slCisco Ios 12.0spCisco Ios 12.0stCisco Ios 12.0sxCisco Ios 12.0syCisco Ios 12.0sz
7.5
CVSSv2

CVE-2003-0100

Buffer overflow in Cisco IOS 11.2.x to 12.0.x allows remote malicious users to cause a denial of service and possibly execute commands via a large number of OSPF neighbor announcements.
Cisco Ios 11.1Cisco Ios 11.1(7)aaCisco Ios 11.1(7)caCisco Ios 11.1(9)iaCisco Ios 11.1(13)Cisco Ios 11.1(13)aaCisco Ios 11.1(13)caCisco Ios 11.1(13)iaCisco Ios 11.1(15)aaCisco Ios 11.1(15)caCisco Ios 11.1(15)iaCisco Ios 11.1(16)aa
7.8
CVSSv2

CVE-2007-2813

Cisco IOS 12.4 and previous versions, when using the crypto packages and SSL support is enabled, allows remote malicious users to cause a denial of service via a malformed (1) ClientHello, (2) ChangeCipherSpec, or (3) Finished message during an SSL session.
Cisco Ios Transmission Control Protocol 12.0tCisco Ios Transmission Control Protocol 12.0wcCisco Ios Transmission Control Protocol 12.0xeCisco Ios Transmission Control Protocol 12.0xhCisco Ios Transmission Control Protocol 12.0xiCisco Ios Transmission Control Protocol 12.0xkCisco Ios Transmission Control Protocol 12.0xlCisco Ios Transmission Control Protocol 12.0xnCisco Ios Transmission Control Protocol 12.0xqCisco Ios Transmission Control Protocol 12.0xrCisco Ios Transmission Control Protocol 12.0xvCisco Ios Transmission Control Protocol 12.1
7.1
CVSSv2

CVE-2005-1020

Secure Shell (SSH) 2 in Cisco IOS 12.0 up to and including 12.3 allows remote malicious users to cause a denial of service (device reload) (1) via a username that contains a domain name when using a TACACS+ server to authenticate, (2) when a new SSH session is in the login phase ...
Cisco Ios 12.0Cisco Ios 12.0(23)s4Cisco Ios 12.0(23)s5Cisco Ios 12.0(24)s1Cisco Ios 12.0(24)s4Cisco Ios 12.0(24)s5Cisco Ios 12.0(24.2)sCisco Ios 12.0(26)s1Cisco Ios 12.0(27)sCisco Ios 12.0(27)svCisco Ios 12.0(27)sv1Cisco Ios 12.0da
5.8
CVSSv2

CVE-2013-0149

The OSPF implementation in Cisco IOS 12.0 up to and including 12.4 and 15.0 up to and including 15.3, IOS-XE 2.x up to and including 3.9.xS, ASA and PIX 7.x up to and including 9.1, FWSM, NX-OS, and StarOS prior to 14.0.50488 does not properly validate Link State Advertisement (L...
Cisco Ios 12.0Cisco Ios 12.0(1)Cisco Ios 12.0(1)sCisco Ios 12.0(1)stCisco Ios 12.0(1)wCisco Ios 12.0(1)xa3Cisco Ios 12.0(1)xbCisco Ios 12.0(1)xeCisco Ios 12.0(2)Cisco Ios 12.0(2)xcCisco Ios 12.0(2)xdCisco Ios 12.0(2)xe
7.8
CVSSv2

CVE-2007-0479

Memory leak in the TCP listener in Cisco IOS 9.x, 10.x, 11.x, and 12.x allows remote malicious users to cause a denial of service by sending crafted TCP traffic to an IPv4 address on the IOS device.
Cisco Ios Transmission Control Protocol 12Cisco Ios Transmission Control Protocol 12.0daCisco Ios Transmission Control Protocol 12.0dbCisco Ios Transmission Control Protocol 12.0dcCisco Ios Transmission Control Protocol 12.0sCisco Ios Transmission Control Protocol 12.0scCisco Ios Transmission Control Protocol 12.0slCisco Ios Transmission Control Protocol 12.0spCisco Ios Transmission Control Protocol 12.0stCisco Ios Transmission Control Protocol 12.0sxCisco Ios Transmission Control Protocol 12.0syCisco Ios Transmission Control Protocol 12.0sz
Preferred Score:
CVSSv3
CVSSv2
CVSSv3
CVSSv4
EPSS
VMScore
Recommendations:
injectCVE-2025-51381IDORnvidiaCVE-2025-4123CVE-2025-2783CVE-2025-30678remote attackersCVE-2025-48443kcm3100CVE-2025-6196tarteaucitron.ioadrian ladóearch icon">CVE-2023-33538
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