Vulnerability Database

311,379

Total vulnerabilities in the database

CVE-2012-0386

The SSHv2 implementation in Cisco IOS 12.2, 12.4, 15.0, 15.1, and 15.2 and IOS XE 2.3.x through 2.6.x and 3.1.xS through 3.4.xS before 3.4.2S allows remote attackers to cause a denial of service (device reload) via a crafted username in a reverse SSH login attempt, aka Bug ID CSCtr49064.

  • Published: Mar 29, 2012
  • Updated: Nov 9, 2025
  • CVE: CVE-2012-0386
  • Severity: High
  • Exploit:

CVSS v2:

  • Severity: High
  • Score: 7.8
  • AV:N/AC:L/Au:N/C:N/I:N/A:C

CWEs:

Software From Fixed in
cisco / ios 15.1 15.1.x
cisco / ios 15.0 15.0.x
cisco / ios 12.4 12.4.x
cisco / ios 12.2 12.2.x
cisco / ios 15.2 15.2.x
cisco / ios_xe 2.5.0 2.5.0.x
cisco / ios_xe 2.6.1 2.6.1.x
cisco / ios_xe 2.3.1t 2.3.1t.x
cisco / ios_xe 3.2.0s 3.2.0s.x
cisco / ios_xe 2.4.2 2.4.2.x
cisco / ios_xe 2.4.0 2.4.0.x
cisco / ios_xe 2.4.4 2.4.4.x
cisco / ios_xe 2.3.0 2.3.0.x
cisco / ios_xe 2.5.1 2.5.1.x
cisco / ios_xe 2.6.2 2.6.2.x
cisco / ios_xe 2.4.1 2.4.1.x
cisco / ios_xe 2.3.2 2.3.2.x
cisco / ios_xe 2.3 2.3.x
cisco / ios_xe 2.6.0 2.6.0.x
cisco / ios_xe 3.2.1s 3.2.1s.x
cisco / ios_xe 3.1.0sg 3.1.0sg.x
cisco / ios_xe 3.1.2s 3.1.2s.x
cisco / ios_xe 3.4.0s 3.4.0s.x
cisco / ios_xe 3.1.1s 3.1.1s.x
cisco / ios_xe 3.2.2s 3.2.2s.x
cisco / ios_xe 3.1.0s 3.1.0s.x
cisco / ios_xe 3.1.4s 3.1.4s.x
cisco / ios_xe 2.4 2.4.x
cisco / ios_xe 3.3.0s 3.3.0s.x
cisco / ios_xe 2.4.3 2.4.3.x
cisco / ios_xe 2.5.2 2.5.2.x
cisco / ios_xe 3.1.3s 3.1.3s.x
cisco / ios_xe 3.1.1sg 3.1.1sg.x
cisco / ios_xe 2.3.1 2.3.1.x