Vulnerability Name:

CVE-2015-0592 (CCN-100758)

Assigned:2015-02-09
Published:2015-02-09
Updated:2017-09-08
Summary:The Zone-Based Firewall implementation in Cisco IOS 15.4(2)T3 and earlier allows remote attackers to cause a denial of service (device reload) via crafted network traffic that triggers incorrect kernel-timer handling, aka Bug ID CSCuh25672.
CVSS v3 Severity:5.9 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
CVSS v2 Severity:7.8 High (CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C)
5.8 Medium (Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
5.4 Medium (CCN CVSS v2 Vector: AV:N/AC:H/Au:N/C:N/I:N/A:C)
4.0 Medium (CCN Temporal CVSS v2 Vector: AV:N/AC:H/Au:N/C:N/I:N/A:C/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): High
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
Vulnerability Type:CWE-399
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2015-0592

Source: CCN
Type: Cisco Security Notice
Cisco IOS Software Kernel Timer Vulnerability

Source: CISCO
Type: Vendor Advisory
20150209 Cisco IOS Software Kernel Timer Vulnerability

Source: CONFIRM
Type: Vendor Advisory
http://tools.cisco.com/security/center/viewAlert.x?alertId=37416

Source: CCN
Type: BID-72346
Cisco IOS Software CVE-2015-0592 Denial of Service Vulnerability

Source: SECTRACK
Type: UNKNOWN
1031713

Source: XF
Type: UNKNOWN
ciscoios-cve20150592-dos(100758)

Source: XF
Type: UNKNOWN
ciscoios-cve20150592-dos(100758)

Vulnerable Configuration:Configuration 1:
  • cpe:/o:cisco:ios:15.4(1)t:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:15.4(1)t1:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:15.4(1)t2:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:15.4(1)t3:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:15.4(1)t4:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:15.4(2)t:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:15.4(2)t1:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:15.4(2)t2:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:*:*:*:*:*:*:*:* (Version <= 15.4(2)t3)
  • OR cpe:/o:cisco:ios:15.4t:*:*:*:*:*:*:*

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

  • * Denotes that component is vulnerable
    BACK
    cisco ios 15.4(1)t
    cisco ios 15.4(1)t1
    cisco ios 15.4(1)t2
    cisco ios 15.4(1)t3
    cisco ios 15.4(1)t4
    cisco ios 15.4(2)t
    cisco ios 15.4(2)t1
    cisco ios 15.4(2)t2
    cisco ios *
    cisco ios 15.4t
    cisco ios *