Vulnerabilities > Cisco > IOS > 11.3ha

DATE CVE VULNERABILITY TITLE RISK
2011-01-07 CVE-2010-4683 Missing Release of Resource After Effective Lifetime vulnerability in Cisco IOS
Memory leak in Cisco IOS before 15.0(1)XA5 might allow remote attackers to cause a denial of service (memory consumption) by sending a crafted SIP REGISTER message over UDP, aka Bug ID CSCtg41733.
network
low complexity
cisco CWE-772
7.8
2011-01-07 CVE-2009-5040 Resource Management Errors vulnerability in Cisco IOS
CallManager Express (CME) on Cisco IOS before 15.0(1)XA allows remote authenticated users to cause a denial of service (device crash) by using an extension mobility (EM) phone to interact with the menu for SNR number changes, aka Bug ID CSCta63555.
network
low complexity
cisco CWE-399
6.8
2011-01-07 CVE-2009-5039 Missing Release of Resource After Effective Lifetime vulnerability in Cisco IOS
Memory leak in the gk_circuit_info_do_in_acf function in the H.323 implementation in Cisco IOS before 15.0(1)XA allows remote attackers to cause a denial of service (memory consumption) via a large number of calls over a long duration, as demonstrated by InterZone Clear Token (IZCT) test traffic, aka Bug ID CSCsz72535.
network
low complexity
cisco CWE-772
5.0
2011-01-07 CVE-2009-5038 Improper Input Validation vulnerability in Cisco IOS
Cisco IOS before 15.0(1)XA does not properly handle IRC traffic during a specific time period after an initial reload, which allows remote attackers to cause a denial of service (device reload) via an attempted connection to a certain IRC server, related to a "corrupted magic value," aka Bug ID CSCso05336.
network
low complexity
cisco CWE-20
7.8
2011-01-07 CVE-2010-4671 Resource Exhaustion vulnerability in Cisco IOS
The Neighbor Discovery (ND) protocol implementation in the IPv6 stack in Cisco IOS before 15.0(1)XA5 allows remote attackers to cause a denial of service (CPU consumption and device hang) by sending many Router Advertisement (RA) messages with different source addresses, as demonstrated by the flood_router6 program in the thc-ipv6 package, aka Bug ID CSCti33534.
network
low complexity
cisco CWE-400
7.8
2008-03-27 CVE-2008-1151 Resource Management Errors vulnerability in Cisco IOS
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.
network
cisco CWE-399
7.1
2008-03-27 CVE-2008-1150 Resource Management Errors vulnerability in Cisco IOS
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.
network
cisco CWE-399
7.1
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
2007-05-10 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
2007-01-11 CVE-2007-0199 Denial Of Service vulnerability in Cisco IOS Data-link Switching
The Data-link Switching (DLSw) feature in Cisco IOS 11.0 through 12.4 allows remote attackers to cause a denial of service (device reload) via "an invalid value in a DLSw message...
network
low complexity
cisco
5.0