Vulnerability Name:

CVE-2018-0218 (CCN-139978)

Assigned:2017-11-27
Published:2018-03-07
Updated:2020-09-04
Summary:A vulnerability in the web-based user interface of the Cisco Secure Access Control Server prior to 5.8 patch 9 could allow an unauthenticated, remote attacker to gain read access to certain information in the affected system. The vulnerability is due to improper handling of XML External Entities (XXEs) when parsing an XML file. An attacker could exploit this vulnerability by convincing the administrator of an affected system to import a crafted XML file. Cisco Bug IDs: CSCve70616.
CVSS v3 Severity:3.3 Low (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N)
2.9 Low (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): None
Availibility (A): None
5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)
4.6 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): None
Availibility (A): None
CVSS v2 Severity:4.3 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
Vulnerability Type:CWE-611
Vulnerability Consequences:Obtain Information
References:Source: MITRE
Type: CNA
CVE-2018-0218

Source: BID
Type: Third Party Advisory, VDB Entry
103345

Source: CCN
Type: BID-103345
Cisco Secure Access Control Server XML External Entity Information Disclosure Vulnerability

Source: SECTRACK
Type: Third Party Advisory, VDB Entry
1040470

Source: XF
Type: UNKNOWN
cisco-acs1-cve20180218-info-disc(139978)

Source: CCN
Type: Cisco Security Advisory cisco-sa-20180307-acs1
Cisco Secure Access Control Server XML External Entity Injection Vulnerability

Source: CONFIRM
Type: Vendor Advisory
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180307-acs1

Vulnerable Configuration:Configuration 1:
  • cpe:/a:cisco:secure_access_control_server_solution_engine:5.8(0.8):*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:cisco:secure_access_control_server:*:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    cisco secure access control server solution engine 5.8(0.8)
    cisco secure access control server *