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Vendor: Cisco • 613 CVEs

CVEs (613)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
1Cisco
3Ios
Unified CallmanagerUnified Communications Manager
Apr 23, 2026
Sep 26, 2008
N/A· v4
N/A· v3
7.1 HIGH· v2
Unspecified vulnerability in the Session Initiation Protocol (SIP) implementation in Cisco IOS 12.2 through 12.4 and Unified Communications Manager 4.1 through 6.1, when VoIP is configured, allows remote attackers to cau...Show more
Unspecified vulnerability in the Session Initiation Protocol (SIP) implementation in Cisco IOS 12.2 through 12.4 and Unified Communications Manager 4.1 through 6.1, when VoIP is configured, allows remote attackers to cause a denial of service (device or process reload) via unspecified valid SIP messages, aka Cisco Bug ID CSCsm46064, a different vulnerability than CVE-2008-3800 and CVE-2008-3802.Show less
1Cisco
3Ios
Unified CallmanagerUnified Communications Manager
Apr 23, 2026
Sep 26, 2008
N/A· v4
N/A· v3
7.1 HIGH· v2
Unspecified vulnerability in the Session Initiation Protocol (SIP) implementation in Cisco IOS 12.2 through 12.4 and Unified Communications Manager 4.1 through 6.1, when VoIP is configured, allows remote attackers to cau...Show more
Unspecified vulnerability in the Session Initiation Protocol (SIP) implementation in Cisco IOS 12.2 through 12.4 and Unified Communications Manager 4.1 through 6.1, when VoIP is configured, allows remote attackers to cause a denial of service (device or process reload) via unspecified valid SIP messages, aka Cisco Bug ID CSCsu38644, a different vulnerability than CVE-2008-3801 and CVE-2008-3802.Show less
1Cisco
1Ios
Apr 23, 2026
Sep 26, 2008
N/A· v4
N/A· v3
7.8 HIGH· v2
Memory leak in the Session Initiation Protocol (SIP) implementation in Cisco IOS 12.2 through 12.4, when VoIP is configured, allows remote attackers to cause a denial of service (memory consumption and voice-service outa...Show more
Memory leak in the Session Initiation Protocol (SIP) implementation in Cisco IOS 12.2 through 12.4, when VoIP is configured, allows remote attackers to cause a denial of service (memory consumption and voice-service outage) via unspecified valid SIP messages.Show less
1Cisco
1Ios
Apr 23, 2026
Sep 26, 2008
N/A· v4
N/A· v3
7.8 HIGH· v2
Cisco IOS 12.4 allows remote attackers to cause a denial of service (device crash) via a normal, properly formed SSL packet that occurs during termination of an SSL session.
1Cisco
1Ios
Apr 23, 2026
Sep 26, 2008
N/A· v4
N/A· v3
7.8 HIGH· v2
The SERVICE.DNS signature engine in the Intrusion Prevention System (IPS) in Cisco IOS 12.3 and 12.4 allows remote attackers to cause a denial of service (device crash or hang) via network traffic that triggers unspecifi...Show more
The SERVICE.DNS signature engine in the Intrusion Prevention System (IPS) in Cisco IOS 12.3 and 12.4 allows remote attackers to cause a denial of service (device crash or hang) via network traffic that triggers unspecified IPS signatures, a different vulnerability than CVE-2008-1447.Show less
1Cisco
1Ios
Jul 14, 2026
Sep 18, 2008
N/A· v4
4.3 MEDIUM· v3
9.3 HIGH· v2
Multiple cross-site request forgery (CSRF) vulnerabilities in the HTTP Administration component in Cisco IOS 12.4 on the 871 Integrated Services Router allow remote attackers to execute arbitrary commands via (1) a certa...Show more
Multiple cross-site request forgery (CSRF) vulnerabilities in the HTTP Administration component in Cisco IOS 12.4 on the 871 Integrated Services Router allow remote attackers to execute arbitrary commands via (1) a certain "show privilege" command to the /level/15/exec/- URI, and (2) a certain "alias exec" command to the /level/15/exec/-/configure/http URI. NOTE: some of these details are obtained from third party information.Show less
1Cisco
2Cisco Ios
Ios
Apr 23, 2026
Mar 27, 2008
N/A· v4
N/A· v3
7.8 HIGH· v2
The data-link switching (DLSw) component in Cisco IOS 12.0 through 12.4 allows remote attackers to cause a denial of service (device restart or memory consumption) via crafted (1) UDP port 2067 or (2) IP protocol 91 pack...Show more
The data-link switching (DLSw) component in Cisco IOS 12.0 through 12.4 allows remote attackers to cause a denial of service (device restart or memory consumption) via crafted (1) UDP port 2067 or (2) IP protocol 91 packets.Show less
1Cisco
1Ios
Apr 23, 2026
Mar 27, 2008
N/A· v4
N/A· v3
7.1 HIGH· v2
Memory leak in the virtual private dial-up network (VPDN) component in Cisco IOS before 12.3 allows remote attackers to cause a denial of service (memory consumption) via a series of PPTP sessions, related to "dead memor...Show more
Memory leak in the virtual private dial-up network (VPDN) component in Cisco IOS before 12.3 allows remote attackers to cause a denial of service (memory consumption) via a series of PPTP sessions, related to "dead memory" that remains allocated after process termination, aka bug ID CSCsj58566.Show less
1Cisco
1Ios
Apr 23, 2026
Mar 27, 2008
N/A· v4
N/A· v3
7.1 HIGH· v2
The virtual private dial-up network (VPDN) component in Cisco IOS before 12.3 allows remote attackers to cause a denial of service (resource exhaustion) via a series of PPTP sessions, related to the persistence of interf...Show more
The virtual private dial-up network (VPDN) component in Cisco IOS before 12.3 allows remote attackers to cause a denial of service (resource exhaustion) via a series of PPTP sessions, related to the persistence of interface descriptor block (IDB) data structures after process termination, aka bug ID CSCdv59309.Show less
1Cisco
2Cisco Ios
Ios
Apr 23, 2026
Mar 27, 2008
N/A· v4
N/A· v3
5.1 MEDIUM· v2
Unspecified vulnerability in the Multicast Virtual Private Network (MVPN) implementation in Cisco IOS 12.0, 12.2, 12.3, and 12.4 allows remote attackers to create "extra multicast states on the core routers" via a crafte...Show more
Unspecified vulnerability in the Multicast Virtual Private Network (MVPN) implementation in Cisco IOS 12.0, 12.2, 12.3, and 12.4 allows remote attackers to create "extra multicast states on the core routers" via a crafted Multicast Distribution Tree (MDT) Data Join message.Show less
1Cisco
2Cisco Ios
Ios
Apr 23, 2026
Mar 27, 2008
N/A· v4
N/A· v3
7.1 HIGH· v2
Cisco IOS 12.1, 12.2, 12.3, and 12.4, with IPv4 UDP services and the IPv6 protocol enabled, allows remote attackers to cause a denial of service (device crash and possible blocked interface) via a crafted IPv6 packet to...Show more
Cisco IOS 12.1, 12.2, 12.3, and 12.4, with IPv4 UDP services and the IPv6 protocol enabled, allows remote attackers to cause a denial of service (device crash and possible blocked interface) via a crafted IPv6 packet to the device.Show less
1Cisco
2Catos
Ios
Apr 23, 2026
Oct 23, 2007
N/A· v4
N/A· v3
7.1 HIGH· v2
Unspecified vulnerability in the Extensible Authentication Protocol (EAP) implementation in Cisco IOS 12.3 and 12.4 on Cisco Access Points and 1310 Wireless Bridges (Wireless EAP devices), IOS 12.1 and 12.2 on Cisco swit...Show more
Unspecified vulnerability in the Extensible Authentication Protocol (EAP) implementation in Cisco IOS 12.3 and 12.4 on Cisco Access Points and 1310 Wireless Bridges (Wireless EAP devices), IOS 12.1 and 12.2 on Cisco switches (Wired EAP devices), and CatOS 6.x through 8.x on Cisco switches allows remote attackers to cause a denial of service (device reload) via a crafted EAP Response Identity packet.Show less
1Cisco
1Ios
Apr 23, 2026
Oct 18, 2007
N/A· v4
N/A· v3
9.3 HIGH· v2
Integer overflow in Cisco IOS allows remote attackers to execute arbitrary code via unspecified vectors. NOTE: as of 20071016, the only disclosure is a vague pre-advisory with no actionable information. However, since i...Show more
Integer overflow in Cisco IOS allows remote attackers to execute arbitrary code via unspecified vectors. NOTE: as of 20071016, the only disclosure is a vague pre-advisory with no actionable information. However, since it is from a well-known researcher, it is being assigned a CVE identifier for tracking purposes.Show less
1Cisco
1Ios
Apr 23, 2026
Oct 18, 2007
N/A· v4
N/A· v3
7.1 HIGH· v2
Off-by-one error in Cisco IOS allows remote attackers to execute arbitrary code via unspecified vectors that trigger a heap-based buffer overflow. NOTE: as of 20071016, the only disclosure is a vague pre-advisory with n...Show more
Off-by-one error in Cisco IOS allows remote attackers to execute arbitrary code via unspecified vectors that trigger a heap-based buffer overflow. NOTE: as of 20071016, the only disclosure is a vague pre-advisory with no actionable information. However, since it is from a well-known researcher, it is being assigned a CVE identifier for tracking purposes.Show less
1Cisco
1Ios
Apr 23, 2026
Oct 18, 2007
N/A· v4
N/A· v3
5.0 MEDIUM· v2
Unspecified vulnerability in Cisco IOS allows remote attackers to obtain the IOS version via unspecified vectors involving a "common network service", aka PSIRT-1255024833. NOTE: as of 20071016, the only disclosure is a...Show more
Unspecified vulnerability in Cisco IOS allows remote attackers to obtain the IOS version via unspecified vectors involving a "common network service", aka PSIRT-1255024833. NOTE: as of 20071016, the only disclosure is a vague pre-advisory with no actionable information. However, since it is from a well-known researcher, it is being assigned a CVE identifier for tracking purposes.Show less
1Cisco
1Ios
Apr 23, 2026
Oct 18, 2007
N/A· v4
N/A· v3
2.1 LOW· v2
Unspecified vulnerability in Command EXEC in Cisco IOS allows local users to bypass command restrictions and obtain sensitive information via an unspecified "variation of an IOS command" involving "two different methods"...Show more
Unspecified vulnerability in Command EXEC in Cisco IOS allows local users to bypass command restrictions and obtain sensitive information via an unspecified "variation of an IOS command" involving "two different methods", aka CSCsk16129. NOTE: as of 20071016, the only disclosure is a vague pre-advisory with no actionable information. However, since it is from a well-known researcher, it is being assigned a CVE identifier for tracking purposes.Show less
1Cisco
1Ios
Apr 23, 2026
Oct 18, 2007
N/A· v4
N/A· v3
6.9 MEDIUM· v2
Multiple stack-based buffer overflows in Command EXEC in Cisco IOS allow local users to gain privileges via unspecified vectors, aka (1) PSIRT-0474975756 and (2) PSIRT-0388256465. NOTE: as of 20071016, the only disclosu...Show more
Multiple stack-based buffer overflows in Command EXEC in Cisco IOS allow local users to gain privileges via unspecified vectors, aka (1) PSIRT-0474975756 and (2) PSIRT-0388256465. NOTE: as of 20071016, the only disclosure is a vague pre-advisory with no actionable information. However, since it is from a well-known researcher, it is being assigned a CVE identifier for tracking purposes.Show less
1Cisco
1Ios
Apr 23, 2026
Oct 18, 2007
N/A· v4
N/A· v3
4.3 MEDIUM· v2
Cross-site scripting (XSS) vulnerability in Cisco IOS allows remote attackers to inject arbitrary web script or HTML, and execute IOS commands, via unspecified vectors, aka PSIRT-2022590358. NOTE: as of 20071016, the on...Show more
Cross-site scripting (XSS) vulnerability in Cisco IOS allows remote attackers to inject arbitrary web script or HTML, and execute IOS commands, via unspecified vectors, aka PSIRT-2022590358. NOTE: as of 20071016, the only disclosure is a vague pre-advisory with no actionable information. However, since it is from a well-known researcher, it is being assigned a CVE identifier for tracking purposes.Show less
1Cisco
1Ios
Apr 23, 2026
Oct 12, 2007
N/A· v4
N/A· v3
9.3 HIGH· v2
Stack-based buffer overflow in the Line Printer Daemon (LPD) in Cisco IOS before 12.2(18)SXF11, 12.4(16a), and 12.4(2)T6 allow remote attackers to execute arbitrary code by setting a long hostname on the target system, t...Show more
Stack-based buffer overflow in the Line Printer Daemon (LPD) in Cisco IOS before 12.2(18)SXF11, 12.4(16a), and 12.4(2)T6 allow remote attackers to execute arbitrary code by setting a long hostname on the target system, then causing an error message to be printed, as demonstrated by a telnet session to the LPD from a source port other than 515.Show less
1Cisco
1Ios
Apr 23, 2026
Aug 31, 2007
N/A· v4
N/A· v3
4.3 MEDIUM· v2
Cisco IOS 12.2E, 12.2F, and 12.2S places a "no login" line into the VTY configuration when an administrator makes certain changes to a (1) VTY/AUX or (2) CONSOLE setting on a device without AAA enabled, which allows remo...Show more
Cisco IOS 12.2E, 12.2F, and 12.2S places a "no login" line into the VTY configuration when an administrator makes certain changes to a (1) VTY/AUX or (2) CONSOLE setting on a device without AAA enabled, which allows remote attackers to bypass authentication and obtain a terminal session, a different vulnerability than CVE-1999-0293 and CVE-2005-2105.Show less