Vulnerabilities > Cisco > IOS > 12.4xz

DATE CVE VULNERABILITY TITLE RISK
2009-09-28 CVE-2009-2866 Denial of Service vulnerability in Cisco IOS H.323
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.
network
low complexity
cisco
7.8
2009-09-28 CVE-2009-2865 Improper Restriction of Operations Within the Bounds of A Memory Buffer vulnerability in Cisco IOS and Unified Communications Manager Express
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.
network
high complexity
cisco CWE-119
7.6
2009-09-28 CVE-2009-2863 Improper Authentication vulnerability in Cisco IOS
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.
network
cisco CWE-287
7.1
2009-09-28 CVE-2009-2862 Unspecified vulnerability in Cisco IOS
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.
network
cisco
4.3
2009-03-27 CVE-2009-0636 Denial of Service vulnerability in Cisco IOS Session Initiation Protocol
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.
network
low complexity
cisco
7.8
2009-03-27 CVE-2009-0635 Resource Management Errors vulnerability in Cisco IOS 12.4T/12.4Xz/12.4Ya
Memory leak in the Cisco Tunneling Control Protocol (cTCP) encapsulation feature in Cisco IOS 12.4, when an Easy VPN (aka EZVPN) server is enabled, allows remote attackers to cause a denial of service (memory consumption and device crash) via a sequence of TCP packets.
network
cisco CWE-399
7.1
2009-03-27 CVE-2009-0630 Features IP Sockets Denial Of Service vulnerability in Cisco IOS
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) Distributed Director with HTTP Redirects; and (8) TCP DNS features in Cisco IOS 12.0 through 12.4 do not properly handle IP sockets, which allows remote attackers to cause a denial of service (outage or resource consumption) via a series of crafted TCP packets.
network
cisco
7.1
2009-03-27 CVE-2009-0626 Resource Management Errors vulnerability in Cisco IOS
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.
network
low complexity
cisco CWE-399
7.8
2009-03-27 CVE-2009-0631 Features UDP Packet Denial of Service vulnerability in Cisco IOS
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 crafted UDP packet.
network
low complexity
cisco
7.8