SB2018011911 - XXE attack in Cisco AnyConnect Secure Mobility Client
Published: January 19, 2018
Security Bulletin ID
SB2018011911
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) XXE attack (CVE-ID: CVE-2018-0100)
The vulnerability allows a local unauthenticated attacker to perform XXE attack on the target system.The weakness exists in the Profile Editor of the Cisco AnyConnect Secure Mobility Client due to improper handling of XML External Entity (XXE) entries when parsing an XML file. A local attacker can inject a specially crafted XML file with malicious entries to gain read and write access to the files.
Remediation
Install update from vendor's website.