CVE-2018-18629

Name: CVE-2018-18629
Creator: NVD / NIST
Published: 2018-12-20T23:29:00.8+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.49%

Last modified Jun 17, 2026

CVE-2018-18629 is a vulnerability of currently unknown severity. An issue was discovered in the Keybase command-line client before 2.8.0-20181023124437 for Linux. An untrusted search path vulnerability in the keybase-redirector application allows a local, unprivileged user on Linux to gain root privileges via a Trojan horse binary.. EPSS estimates a 1.49% chance of exploitation in the next 30 days.

Description

An issue was discovered in the Keybase command-line client before 2.8.0-20181023124437 for Linux. An untrusted search path vulnerability in the keybase-redirector application allows a local, unprivileged user on Linux to gain root privileges via a Trojan horse binary.

Metrics

EPSS Probability

1.49%

70.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-426

Affected Software

Vendor	Product	Versions
Keybase	Keybase	< 2.8.0-20181023124437

References

https://blog.mirch.io/2018/12/21/cve-2018-18629-keybase-linux-privilege-escalation/Exploit, Third Party Advisory
https://hackerone.com/reports/426944Exploit, Patch, Third Party Advisory
https://keybase.io/docs/secadv/kb002Exploit, Vendor Advisory
https://blog.mirch.io/2018/12/21/cve-2018-18629-keybase-linux-privilege-escalation/Exploit, Third Party Advisory
https://hackerone.com/reports/426944Exploit, Patch, Third Party Advisory
https://keybase.io/docs/secadv/kb002Exploit, Vendor Advisory

Timeline

Published: Dec 20, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-18629?

How severe is CVE-2018-18629?

Severity scoring for CVE-2018-18629 is pending analysis. The EPSS model estimates a 1.49% probability of exploitation in the next 30 days.

How do I fix CVE-2018-18629?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-18629?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST