#VU11334 Double free error in Cisco IOS XE - CVE-2018-0160
Published: March 29, 2018 / Updated: March 29, 2018
Vulnerability identifier: #VU11334
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2018-0160
CWE-ID: CWE-415
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Cisco IOS XE
Cisco IOS XE
Software vendor:
Cisco Systems, Inc
Cisco Systems, Inc
Description
The vulnerability allows a remote authenticated attacker to cause DoS condition on the target system.
The weakness exists in Simple Network Management Protocol (SNMP) subsystem due to improper management of memory resources. A remote attacker can send specially crafted SNMP packets, trigger double free error and cause the service to crash.
The weakness exists in Simple Network Management Protocol (SNMP) subsystem due to improper management of memory resources. A remote attacker can send specially crafted SNMP packets, trigger double free error and cause the service to crash.
Remediation
Update to versions 16.7(0.88), 16.6.2, 16.6(1.68), 16.5(1.321), 16.3.5b, 16.3.5, 16.3(4.88) or 15.6(2.14)SP3.