#VU16927 Improper input validation in Cisco IOS/IOS XE - CVE-2018-0282
Published: January 9, 2019 / Updated: January 10, 2019
Vulnerability identifier: #VU16927
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2018-0282
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Cisco IOS/IOS XE
Cisco IOS/IOS XE
Software vendor:
Cisco Systems, Inc
Cisco Systems, Inc
Description
The vulnerability allows a remote attacker to cause DoS condition.
The vulnerability exists in the TCP socket code due to a state condition between the socket state and the transmission control block (TCB) state. A remote attacker can send specific HTTP requests at a sustained rate to a reachable IP address of the affected software and cause the affected device to reload, resulting in a denial of service (DoS) condition on an affected device.
Remediation
Install update from vendor's website.