SB2017050510 - Arbitrary code execution in Cisco Aironet
Published: May 5, 2017
Security Bulletin ID
SB2017050510
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Adjecent network
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Improper input validation (CVE-ID: CVE-2017-3873)
CWE-ID: CWE-20 - Improper input validation
CVSSv4: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
The vulnerability allows an adjacent unauthenticated attacker to execute arbitrary code on the target system.
The weakness exists due to insufficient validation of PnP server responses. An ajacent attacker can respond to PnP configuration requests from the affected device, return malicious PnP responses and execute arbitrary code with root privileges.
Successful exploitation of the vulnerability results in arbitrary code execution.
Remediation
Install update from vendor's website.