netVigilance Vulnerability intelligence since 2004
CVE-2018-0175 · netVigilance record NV22-0152

Cisco IOS, XR, and XE Software Buffer Overflow

past due

What to do

Apply updates per vendor instructions.

CISA deadline 2022-03-17 · passed 4 years 5 months ago · applies to US federal civilian agencies; used elsewhere as a reference SLA

What happened

Format string vulnerability in the Link Layer Discovery Protocol (LLDP) subsystem of Cisco IOS Software, Cisco IOS XE Software, and Cisco IOS XR Software could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition or execute arbitrary code with elevated privileges on an affected device.

Who is affected

Cisco IOS, XR, and XE Software. Affected version ranges are listed in the vendor advisory and the NVD entry linked under Sources.

Weakness class: CWE-119.

Timeline

  1. Added to CISA KEVExploitation in the wild confirmed by CISA
  2. CISA remediation deadlinepassed 4 years 5 months ago

Sources