SARA / Free Tools / CVE / CVE-2018-0492

CVE-2018-0492 — Johnathan Nightingale beep through 1

Johnathan Nightingale beep through 1.3.4, if setuid, has a race condition that allows local privilege escalation.

CVSS

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EPSS

2.09% (top 16.10%)

CWE

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Published

2018-04-03T07:00:00.000Z

Last modified

2024-08-05T03:28:10.587Z

CVSS vector

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01What is this vulnerability?

Johnathan Nightingale beep through 1.3.4, if setuid, has a race condition that allows local privilege escalation.

Vendor	Product	Versions
n	a / beep	beep

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

Patch to a fixed version listed in the vendor advisory (see references below).
Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
Hunt historical logs for exploitation indicators — see Detection signatures below.

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

www.exploit-db.com — https://www.exploit-db.com/exploits/44452/
www.debian.org — https://www.debian.org/security/2018/dsa-4163
security-tracker.debian.org — https://security-tracker.debian.org/tracker/CVE-2018-0492
lists.debian.org — https://lists.debian.org/debian-security-announce/2018/msg00089.html
lists.debian.org — https://lists.debian.org/debian-lts-announce/2018/04/msg00002.html
security.gentoo.org — https://security.gentoo.org/glsa/201805-15

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