Cisco iOS vulnerabilities

581 known vulnerabilities affecting cisco/ios.

Total CVEs
581
CISA KEV
36
actively exploited
Public exploits
28
Exploited in wild
36
Severity breakdown
CRITICAL32HIGH327MEDIUM211LOW11

Vulnerabilities

Page 22 of 30
CVE-2010-0584HIGHCVSS 7.8v12.4gcv12.4md+24 more2010-03-25
CVE-2010-0584 [HIGH] CVE-2010-0584: Unspecified vulnerability in Cisco IOS 12.4, when NAT SCCP fragmentation support is enabled, allows Unspecified vulnerability in Cisco IOS 12.4, when NAT SCCP fragmentation support is enabled, allows remote attackers to cause a denial of service (device reload) via crafted Skinny Client Control Protocol (SCCP) packets, aka Bug ID CSCsy09250.
nvd
CVE-2009-2871HIGHCVSS 7.8v12.2xnav12.2xnb+15 more2009-09-28
CVE-2009-2871 [HIGH] CVE-2009-2871: Unspecified vulnerability in Cisco IOS 12.2 and 12.4, when SSLVPN sessions, SSH sessions, or IKE enc Unspecified vulnerability in Cisco IOS 12.2 and 12.4, when SSLVPN sessions, SSH sessions, or IKE encrypted nonces are enabled, allows remote attackers to cause a denial of service (device reload) via a crafted encrypted packet, aka Bug ID CSCsq24002.
nvd
CVE-2009-2865HIGHCVSS 7.6v12.4xwv12.4xy+2 more2009-09-28
CVE-2009-2865 [HIGH] CWE-119 CVE-2009-2865: Buffer overflow in the login implementation in the Extension Mobility feature in the Unified Communi Buffer overflow in the login implementation in the Extension Mobility feature in the Unified Communications Manager Express (CME) component in Cisco IOS 12.4XW, 12.4XY, 12.4XZ, and 12.4YA allows remote attackers to execute arbitrary code or cause a denial of service via crafted HTTP requests, aka Bug ID CSCsq58779.
nvd
CVE-2009-2870HIGHCVSS 7.8v12.3ykv12.3ys+17 more2009-09-28
CVE-2009-2870 [HIGH] CVE-2009-2870: Unspecified vulnerability in Cisco IOS 12.2 through 12.4, when the Cisco Unified Border Element feat Unspecified vulnerability in Cisco IOS 12.2 through 12.4, when the Cisco Unified Border Element feature is enabled, allows remote attackers to cause a denial of service (device reload) via crafted SIP messages, aka Bug ID CSCsx25880.
nvd
CVE-2009-2869HIGHCVSS 7.8v12.2xnav12.2xnb+8 more2009-09-28
CVE-2009-2869 [HIGH] CVE-2009-2869: Unspecified vulnerability in Cisco IOS 12.2XNA, 12.2XNB, 12.2XNC, 12.2XND, 12.4MD, 12.4T, 12.4XZ, an Unspecified vulnerability in Cisco IOS 12.2XNA, 12.2XNB, 12.2XNC, 12.2XND, 12.4MD, 12.4T, 12.4XZ, and 12.4YA allows remote attackers to cause a denial of service (device reload) via a crafted NTPv4 packet, aka Bug IDs CSCsu24505 and CSCsv75948.
nvd
CVE-2009-2866HIGHCVSS 7.8v12.2bv12.2bx+70 more2009-09-28
CVE-2009-2866 [HIGH] CVE-2009-2866: Unspecified vulnerability in Cisco IOS 12.2 through 12.4 allows remote attackers to cause a denial o Unspecified vulnerability in Cisco IOS 12.2 through 12.4 allows remote attackers to cause a denial of service (device reload) via a crafted H.323 packet, aka Bug ID CSCsz38104.
nvd
CVE-2009-2873HIGHCVSS 7.1v12.0v12.0da+302 more2009-09-28
CVE-2009-2873 [HIGH] CVE-2009-2873: Cisco IOS 12.0 through 12.4, when IP-based tunnels and the Cisco Express Forwarding feature are enab Cisco IOS 12.0 through 12.4, when IP-based tunnels and the Cisco Express Forwarding feature are enabled, allows remote attackers to cause a denial of service (device reload) via malformed packets, aka Bug ID CSCsx70889.
nvd
CVE-2009-2863HIGHCVSS 7.1v12.0xkv12.0xr+134 more2009-09-28
CVE-2009-2863 [HIGH] CWE-287 CVE-2009-2863: Race condition in the Firewall Authentication Proxy feature in Cisco IOS 12.0 through 12.4 allows re Race condition in the Firewall Authentication Proxy feature in Cisco IOS 12.0 through 12.4 allows remote attackers to bypass authentication, or bypass the consent web page, via a crafted request, aka Bug ID CSCsy15227.
nvd
CVE-2009-2867HIGHCVSS 7.8v12.2xnav12.2xnb+6 more2009-09-28
CVE-2009-2867 [HIGH] CVE-2009-2867: Unspecified vulnerability in Cisco IOS 12.2XNA, 12.2XNB, 12.2XNC, 12.2XND, 12.4T, 12.4XZ, and 12.4YA Unspecified vulnerability in Cisco IOS 12.2XNA, 12.2XNB, 12.2XNC, 12.2XND, 12.4T, 12.4XZ, and 12.4YA, when Zone-Based Policy Firewall SIP Inspection is enabled, allows remote attackers to cause a denial of service (device reload) via a crafted SIP transit packet, aka Bug ID CSCsr18691.
nvd
CVE-2009-2868HIGHCVSS 7.8v12.2exv12.2ira+38 more2009-09-28
CVE-2009-2868 [HIGH] CVE-2009-2868: Unspecified vulnerability in Cisco IOS 12.2 through 12.4, when certificate-based authentication is e Unspecified vulnerability in Cisco IOS 12.2 through 12.4, when certificate-based authentication is enabled for IKE, allows remote attackers to cause a denial of service (Phase 1 SA exhaustion) via crafted requests, aka Bug IDs CSCsy07555 and CSCee72997.
nvd
CVE-2009-2872MEDIUMCVSS 6.8v12.0v12.0da+286 more2009-09-28
CVE-2009-2872 [MEDIUM] CVE-2009-2872: Cisco IOS 12.0 through 12.4, when IP-based tunnels and the Cisco Express Forwarding feature are enab Cisco IOS 12.0 through 12.4, when IP-based tunnels and the Cisco Express Forwarding feature are enabled, allows remote attackers to cause a denial of service (device reload) via a malformed packet that is not properly handled during switching from one tunnel to a second tunnel, aka Bug IDs CSCsh97579 and CSCsq31776.
nvd
CVE-2009-2862MEDIUMCVSS 4.3v12.2xnbv12.2xnc+5 more2009-09-28
CVE-2009-2862 [MEDIUM] CVE-2009-2862: The Object Groups for Access Control Lists (ACLs) feature in Cisco IOS 12.2XNB, 12.2XNC, 12.2XND, 12 The Object Groups for Access Control Lists (ACLs) feature in Cisco IOS 12.2XNB, 12.2XNC, 12.2XND, 12.4MD, 12.4T, 12.4XZ, and 12.4YA allows remote attackers to bypass intended access restrictions via crafted requests, aka Bug IDs CSCsx07114, CSCsu70214, CSCsw47076, CSCsv48603, CSCsy54122, and CSCsu50252.
nvd
CVE-2009-2051HIGHCVSS 7.8≥ 12.2, ≤ 12.4≥ 15.0, ≤ 15.12009-08-27
CVE-2009-2051 [HIGH] CVE-2009-2051: Cisco IOS 12.2 through 12.4 and 15.0 through 15.1, Cisco IOS XE 2.5.x and 2.6.x before 2.6.1, and Ci Cisco IOS 12.2 through 12.4 and 15.0 through 15.1, Cisco IOS XE 2.5.x and 2.6.x before 2.6.1, and Cisco Unified Communications Manager (aka CUCM, formerly CallManager) 4.x, 5.x before 5.1(3g), 6.x before 6.1(4), and 7.x before 7.1(2) allow remote attackers to cause a denial of service (device reload or voice-services outage) via a malformed SIP INVITE message t
nvd
CVE-2009-1168HIGHCVSS 7.1v12.0\(32\)s12v12.0\(32\)s13+9 more2009-07-30
CVE-2009-1168 [HIGH] CWE-399 CVE-2009-1168: Cisco IOS 12.0(32)S12 through 12.0(32)S13 and 12.0(33)S3 through 12.0(33)S4, 12.0(32)SY8 through 12. Cisco IOS 12.0(32)S12 through 12.0(32)S13 and 12.0(33)S3 through 12.0(33)S4, 12.0(32)SY8 through 12.0(32)SY9, 12.2(33)SXI1, 12.2XNC before 12.2(33)XNC2, 12.2XND before 12.2(33)XND1, and 12.4(24)T1; and IOS XE 2.3 through 2.3.1t and 2.4 through 2.4.0; when RFC4893 BGP routing is enabled, allows remote attackers to cause a denial of service (memory corrup
nvd
CVE-2009-2049MEDIUMCVSS 5.4v12.0\(32\)s12v12.0\(32\)s13+9 more2009-07-30
CVE-2009-2049 [MEDIUM] CWE-16 CVE-2009-2049: Cisco IOS 12.0(32)S12 through 12.0(32)S13 and 12.0(33)S3 through 12.0(33)S4, 12.0(32)SY8 through 12. Cisco IOS 12.0(32)S12 through 12.0(32)S13 and 12.0(33)S3 through 12.0(33)S4, 12.0(32)SY8 through 12.0(32)SY9, 12.2(33)SXI1 through 12.2(33)SXI2, 12.2XNC before 12.2(33)XNC2, 12.2XND before 12.2(33)XND1, and 12.4(24)T1; and IOS XE 2.3 through 2.3.1t and 2.4 through 2.4.0; when RFC4893 BGP routing is enabled, allows remote attackers to cause a denial of
nvd
CVE-2009-1220MEDIUMCVSS 4.3PoCv7.2\(2\)222009-04-01
CVE-2009-1220 [MEDIUM] CWE-79 CVE-2009-1220: Cross-site scripting (XSS) vulnerability in +webvpn+/index.html in WebVPN on the Cisco Adaptive Secu Cross-site scripting (XSS) vulnerability in +webvpn+/index.html in WebVPN on the Cisco Adaptive Security Appliances (ASA) 5520 with software 7.2(4)30 and earlier 7.2 versions including 7.2(2)22, and 8.0(4)28 and earlier 8.0 versions, when clientless mode is enabled, allows remote attackers to inject arbitrary web script or HTML via the Host HTTP header
nvd
CVE-2009-0630HIGHCVSS 7.1v12.0v12.0da+308 more2009-03-27
CVE-2009-0630 [HIGH] CVE-2009-0630: The (1) Cisco Unified Communications Manager Express; (2) SIP Gateway Signaling Support Over Transpo 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 Proxy; (6) Per-user URL Redirect for EAPoUDP, Dot1x, and MAC Authentication Bypass; (7)
nvd
CVE-2009-0636HIGHCVSS 7.8v12.0v12.0da+308 more2009-03-27
CVE-2009-0636 [HIGH] CVE-2009-0636: Unspecified vulnerability in Cisco IOS 12.0 through 12.4, when SIP voice services are enabled, allow Unspecified vulnerability in Cisco IOS 12.0 through 12.4, when SIP voice services are enabled, allows remote attackers to cause a denial of service (device crash) via a valid SIP message.
nvd
CVE-2009-0631HIGHCVSS 7.8v12.0v12.0da+308 more2009-03-27
CVE-2009-0631 [HIGH] CVE-2009-0631: Unspecified vulnerability in Cisco IOS 12.0 through 12.4, when configured with (1) IP Service Level Unspecified vulnerability in Cisco IOS 12.0 through 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 remote attackers to cause a denial of service (blocked input queue on the inbound interface) via a c
nvd
CVE-2009-0626HIGHCVSS 7.8v12.3v12.3b+75 more2009-03-27
CVE-2009-0626 [HIGH] CWE-399 CVE-2009-0626: The SSLVPN feature in Cisco IOS 12.3 through 12.4 allows remote attackers to cause a denial of servi The SSLVPN feature in Cisco IOS 12.3 through 12.4 allows remote attackers to cause a denial of service (device reload or hang) via a crafted HTTPS packet.
nvd