# CVE-2018-0167

Multiple Buffer Overflow vulnerabilities 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. Cisco Bug IDs: CSCuo17183, CSCvd73487.

- Page: https://www.vulneraibility.com/cve/CVE-2018-0167
- CVSS: 8.8
- Known exploited: yes, in CISA KEV since 2022-03-03; CISA due date 2022-03-17
- EPSS: 3.35% (percentile 88.9)
- CISA SSVC: exploitation active, automatable no, technical impact total (assessed 2024-11-08)
- Weakness: CWE-119
- Published: 2018-03-28

## Affected versions

- Cisco IOS, IOS XE, and IOS XR: affected Cisco IOS, IOS XE, and IOS XR

A version outside these ranges is not a statement that it is unaffected.

## References

- [other] https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180328-lldp
- [other] https://ics-cert.us-cert.gov/advisories/ICSA-18-107-03
- [other] https://ics-cert.us-cert.gov/advisories/ICSA-18-107-04
- [other] http://www.securitytracker.com/id/1040586
- [other] https://ics-cert.us-cert.gov/advisories/ICSA-18-107-05
- [other] http://www.securityfocus.com/bid/103564
- [other] https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-0167

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Summary, impact and action are written by the vulneraibility.com AI analysis pipeline from the CVE record, NVD, CISA and FIRST data; verify against the references.