Vulnerability Name:

CVE-2015-4185 (CCN-103826)

Assigned:2015-06-12
Published:2015-06-12
Updated:2017-01-04
Summary:The TCL interpreter in Cisco IOS 15.2 does not properly maintain the vty state, which allows local users to gain privileges by starting a session very soon after a TCL script execution, aka Bug ID CSCuq24202.
CVSS v3 Severity:7.5 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): High
Privileges Required (PR): Low
User Interaction (UI): Required
Scope:Scope (S): Changed
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:6.9 Medium (CVSS v2 Vector: AV:L/AC:M/Au:N/C:C/I:C/A:C)
5.1 Medium (Temporal CVSS v2 Vector: AV:L/AC:M/Au:N/C:C/I:C/A:C/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
6.6 Medium (CCN CVSS v2 Vector: AV:L/AC:M/Au:S/C:C/I:C/A:C)
4.9 Medium (CCN Temporal CVSS v2 Vector: AV:L/AC:M/Au:S/C:C/I:C/A:C/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Medium
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-264
Vulnerability Consequences:Gain Privileges
References:Source: MITRE
Type: CNA
CVE-2015-4185

Source: CCN
Type: Cisco Vulnerability Alert 39343
Cisco IOS Software TCL Script Interpreter Privilege Escalation Vulnerability

Source: CISCO
Type: Vendor Advisory
20150612 Cisco IOS Software TCL Script Interpreter Privilege Escalation Vulnerability

Source: BID
Type: Third Party Advisory, VDB Entry
72310

Source: SECTRACK
Type: Third Party Advisory, VDB Entry
1032581

Source: XF
Type: UNKNOWN
ciscoios-cve20154185-priv-esc(103826)

Vulnerable Configuration:Configuration 1:
  • cpe:/o:cisco:ios:15.2(4)m6:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:15.2m:*:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/o:cisco:ios:*:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    cisco ios 15.2(4)m6
    cisco ios 15.2m
    cisco ios *