Vulnerabilities > Cisco > IOS > 12.3

DATE CVE VULNERABILITY TITLE RISK
2007-10-12 CVE-2007-5381 Improper Restriction of Operations Within the Bounds of A Memory Buffer vulnerability in Cisco IOS
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.
network
cisco CWE-119
critical
9.3
2007-08-20 CVE-2007-4430 Improper Input Validation vulnerability in Cisco products
Unspecified vulnerability in Cisco IOS 12.0 through 12.4 allows context-dependent attackers to cause a denial of service (device restart and BGP routing table rebuild) via certain regular expressions in a "show ip bgp regexp" command.
network
low complexity
cisco CWE-20
5.0
2007-08-09 CVE-2007-4295 Voice vulnerability in Cisco IOS and Unified Communications Manager
Unspecified vulnerability in Cisco IOS 12.0 through 12.4 allows remote attackers to execute arbitrary code via a malformed SIP packet, aka CSCsi80749.
network
cisco
6.8
2007-08-09 CVE-2007-4294 Voice vulnerability in Cisco Unified Communications Manager 5.0/5.1/6.0
Unspecified vulnerability in Cisco Unified Communications Manager (CUCM) 5.0, 5.1, and 6.0, and IOS 12.0 through 12.4, allows remote attackers to execute arbitrary code via a malformed SIP packet, aka CSCsi80102.
network
cisco
6.8
2007-08-09 CVE-2007-4293 Voice vulnerability in Cisco IOS and Unified Communications Manager
Cisco IOS 12.0 through 12.4 allows remote attackers to cause a denial of service (device crash) via (1) "abnormal" MGCP messages, aka CSCsd81407; and (2) a large facsimile packet, aka CSCej20505.
network
cisco
7.1
2007-08-09 CVE-2007-4292 Voice vulnerability in Cisco IOS and Unified Communications Manager
Multiple memory leaks in Cisco IOS 12.0 through 12.4 allow remote attackers to cause a denial of service (device crash) via a malformed SIP packet, aka (1) CSCsf11855, (2) CSCeb21064, (3) CSCse40276, (4) CSCse68355, (5) CSCsf30058, (6) CSCsb24007, and (7) CSCsc60249.
network
cisco
critical
9.3
2007-08-09 CVE-2007-4291 Voice vulnerability in Cisco IOS and Unified Communications Manager
Cisco IOS 12.0 through 12.4 allows remote attackers to cause a denial of service via (1) a malformed MGCP packet, which causes a device hang, aka CSCsf08998; a malformed H.323 packet, which causes a device crash, as identified by (2) CSCsi60004 with Proxy Unregistration and (3) CSCsg70474; and a malformed Real-time Transport Protocol (RTP) packet, which causes a device crash, as identified by (4) CSCse68138, related to VOIP RTP Lib, and (5) CSCse05642, related to I/O memory corruption.
network
cisco
7.1
2007-08-09 CVE-2007-4286 Improper Restriction of Operations Within the Bounds of A Memory Buffer vulnerability in Cisco IOS
Buffer overflow in the Next Hop Resolution Protocol (NHRP) functionality in Cisco IOS 12.0 through 12.4 allows remote attackers to cause a denial of service (restart) and execute arbitrary code via a crafted NHRP packet.
network
cisco CWE-119
critical
9.3
2007-08-09 CVE-2007-4285 Denial-Of-Service vulnerability in IOS
Unspecified vulnerability in Cisco IOS and Cisco IOS XR 12.x up to 12.3, including some versions before 12.3(15) and 12.3(14)T, allows remote attackers to obtain sensitive information (partial packet contents) or cause a denial of service (router or component crash) via crafted IPv6 packets with a Type 0 routing header.
network
low complexity
cisco
critical
9.0
2007-05-10 CVE-2007-2587 Multiple vulnerability in Cisco IOS FTP Server
The IOS FTP Server in Cisco IOS 11.3 through 12.4 allows remote authenticated users to cause a denial of service (IOS reload) via unspecified vectors involving transferring files (aka bug ID CSCse29244).
network
cisco
6.3