TI-2018-00245 Aliases CVE-2018-0286 GHSA-fcp3-vvv6-vhfh

Resource management flaw in Cisco IOS XR

LOW 36CWE-399Published 2018-05-02 · Updated 2024-11-29

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: —
Confidentiality · integrity · availability: None · None · Low
Fix status: No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA.

Summary

A vulnerability in the netconf interface of Cisco IOS XR Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on affected system. The vulnerability is due to improper handling of malformed requests processed by the netconf process. An attacker could exploit this vulnerability by sending malicious requests to the affected software. An exploit could allow the attacker to cause the targeted process to restart, resulting in a DoS condition on the affected system. Cisco Bug IDs: CSCvg95792.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.03169 88th percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: Yes
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	Cisco IOS XR	Cisco IOS XR	—	No fix listed	CNA

Cisco IOS XR Vendor— Affected Cisco IOS XR Fixed in — No fix listed CNA

CPE configurations NVD · 3

CPE	Versions	Role	Vendor
cpe:2.3:o:cisco:ios_xr:6.3.1:::::::*	6.3.1	Vulnerable	Cisco
cpe:2.3:o:cisco:ios_xr:6.3.2:::::::*	6.3.2	Vulnerable	Cisco
cpe:2.3:o:cisco:ios_xr:6.5.1:::::::*	6.5.1	Vulnerable	Cisco

cpe:2.3:o:cisco:ios_xr:6.3.1:*:*:*:*:*:*:* Versions 6.3.1 Vulnerable ·Cisco
cpe:2.3:o:cisco:ios_xr:6.3.2:*:*:*:*:*:*:* Versions 6.3.2 Vulnerable ·Cisco
cpe:2.3:o:cisco:ios_xr:6.5.1:*:*:*:*:*:*:* Versions 6.5.1 Vulnerable ·Cisco

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2018-0286
2026-10-03 Alias added: GHSA-fcp3-vvv6-vhfh

References

Advisory 1

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180502-iosxr

TI-2020-02680 Cisco IOS XR Software Cisco Discovery Protocol Format String Vulnerability KEVCVSS 3.1HIGH 8.8
TI-2018-00135 Memory corruption in Cisco IOS, IOS XE, and IOS XR KEVCVSS 3.1HIGH 8.8
TI-2020-03113 Cisco IOS XR Software DVMRP Memory Exhaustion Vulnerabilities KEVCVSS 3.1HIGH 8.6
TI-2020-03110 Cisco IOS XR Software DVMRP Memory Exhaustion Vulnerability KEVCVSS 3.1HIGH 8.6
TI-2018-00142 Memory corruption in Cisco IOS, IOS XE, and IOS XR KEVCVSS 3.1HIGH 8.0
TI-2023-23979 The HTTP/2 protocol allows a denial of service (server resource consumption) because… KEVCVSS 3.1HIGH 7.5

See all 199 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences