SARA / Free Tools / CVE / CVE-2018-14056

CVE-2018-14056 — ZNC before 1

ZNC before 1.7.1-rc1 is prone to a path traversal flaw via ../ in a web skin name to access files outside of the intended skins directories.

CVSS

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EPSS

0.69% (top 28.50%)

CWE

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Published

2018-07-15T01:00:00.000Z

Last modified

2024-08-05T09:21:40.875Z

CVSS vector

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01What is this vulnerability?

ZNC before 1.7.1-rc1 is prone to a path traversal flaw via ../ in a web skin name to access files outside of the intended skins directories.

Vendor	Product	Versions
n	a / n/a	n/a

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.

github.com — https://github.com/znc/znc/commit/a4a5aeeb17d32937d8c7d743dae9a4cc755ce773
www.debian.org — https://www.debian.org/security/2018/dsa-4252
security.gentoo.org — https://security.gentoo.org/glsa/201807-03

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