Vulnerability Name:

CVE-2015-4195 (CCN-103928)

Assigned:2015-06-18
Published:2015-06-18
Updated:2016-12-28
Summary:Cisco IOS XR 5.1.1.K9SEC allows remote authenticated users to cause a denial of service (vty error, and SSH and TELNET outage) via a crafted disconnect action within an SSH session, aka Bug ID CSCul63127.
CVSS v3 Severity:3.5 Low (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Low
CVSS v2 Severity:4.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:S/C:N/I:N/A:P)
3.0 Low (Temporal CVSS v2 Vector: AV:N/AC:L/Au:S/C:N/I:N/A:P/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
4.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:S/C:N/I:N/A:P)
3.0 Low (CCN Temporal CVSS v2 Vector: AV:N/AC:L/Au:S/C:N/I:N/A:P/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
Vulnerability Type:CWE-399
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2015-4195

Source: CCN
Type: Cisco Vulnerability Alert 39402
Cisco IOS XR SSH Disconnect Error Denial of Service Vulnerability

Source: CISCO
Type: Vendor Advisory
20150618 Cisco IOS XR SSH Disconnect Error Denial of Service Vulnerability

Source: BID
Type: Third Party Advisory, VDB Entry
75295

Source: SECTRACK
Type: Third Party Advisory, VDB Entry
1032661

Source: XF
Type: UNKNOWN
ciscoiosxr-cve20154195-dos(103928)

Vulnerable Configuration:Configuration 1:
  • cpe:/o:cisco:ios_xr:5.1.1.k9sec:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/o:cisco:ios_xr:5.1.1.k9sec:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    cisco ios xr 5.1.1.k9sec
    cisco ios xr 5.1.1.k9sec