What’s Vulnerable › Vulnerabilities

CVE-2018-0132

• Severity: high (CVSS 8.6 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-02-08 · updated 2026-06-17
• Weakness: CWE-119

Description

A vulnerability in the forwarding information base (FIB) code of Cisco IOS XR Software could allow an unauthenticated, remote attacker to cause inconsistency between the routing information base (RIB) and the FIB, resulting in a denial of service (DoS) condition. The vulnerability is due to incorrect processing of extremely long routing updates. An attacker could exploit this vulnerability by sending a large routing update. A successful exploit could allow the attacker to trigger inconsistency between the FIB and the RIB, resulting in a DoS condition. Cisco Bug IDs: CSCus84718.

Affected products

• Cisco Carrier Routing System: 5.3.0.rout

References

• http://www.securityfocus.com/bid/102975
• http://www.securitytracker.com/id/1040344
• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180207-iosxr
• http://www.securityfocus.com/bid/102975
• http://www.securitytracker.com/id/1040344
• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180207-iosxr

Get alerted when CVE-2018-0132 or the next vulnerability affects your stack