Vulnerability Monitor

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CVE-2015-0646

Memory leak in the TCP input module in Cisco IOS 12.2, 12.4, 15.0, 15.2, 15.3, and 15.4 and IOS XE 3.3.xXO, 3.5.xE, 3.6.xE, 3.8.xS through 3.10.xS before 3.10.5S, and 3.11.xS and 3.12.xS before 3.12.3S allows remote attackers to cause a denial of service (memory consumption or device reload) by sending crafted TCP packets over (1) IPv4 or (2) IPv6, aka Bug ID CSCum94811.

Published

2015-03-26T10:59:11.613

Last Modified

2025-04-12T10:46:40.837

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 7.8 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:C

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: COMPLETE
Exploitability Score

10.0

Impact Score

6.9

Weaknesses
  • Type: Primary
    CWE-399
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System cisco ios_xe 3.3xo.0 Yes
Operating System cisco ios_xe 3.3xo.1 Yes
Operating System cisco ios_xe 3.3xo.2 Yes
Operating System cisco ios_xe 3.5e.0 Yes
Operating System cisco ios_xe 3.5e.1 Yes
Operating System cisco ios_xe 3.5e.2 Yes
Operating System cisco ios_xe 3.5e.3 Yes
Operating System cisco ios_xe 3.6e.0 Yes
Operating System cisco ios_xe 3.6e.1 Yes
Operating System cisco ios_xe 3.8s.0 Yes
Operating System cisco ios_xe 3.8s.1 Yes
Operating System cisco ios_xe 3.8s.2 Yes
Operating System cisco ios_xe 3.8s_base Yes
Operating System cisco ios_xe 3.9s.0 Yes
Operating System cisco ios_xe 3.9s.1 Yes
Operating System cisco ios_xe 3.9s.2 Yes
Operating System cisco ios_xe 3.10s.0 Yes
Operating System cisco ios_xe 3.10s.0a Yes
Operating System cisco ios_xe 3.10s.1 Yes
Operating System cisco ios_xe 3.10s.2 Yes
Operating System cisco ios_xe 3.10s.3 Yes
Operating System cisco ios_xe 3.10s.4 Yes
Operating System cisco ios_xe 3.11s.0 Yes
Operating System cisco ios_xe 3.11s.1 Yes
Operating System cisco ios_xe 3.11s.2 Yes
Operating System cisco ios_xe 3.11s.3 Yes
Operating System cisco ios_xe 3.11s.4 Yes
Operating System cisco ios_xe 3.12s.0 Yes
Operating System cisco ios_xe 3.12s.1 Yes
Operating System cisco ios 12.2 Yes
Operating System cisco ios 12.4 Yes
Operating System cisco ios 15.0 Yes
Operating System cisco ios 15.1 Yes
Operating System cisco ios 15.2 Yes
Operating System cisco ios 15.3 Yes
Operating System cisco ios 15.4 Yes
References