CVE-2019-15119 — lib/install/install

lib/install/install.go in cnlh nps through 0.23.2 uses 0777 permissions for /usr/local/bin/nps and/or /usr/bin/nps, leading to a file overwrite by a local user.

01What is this vulnerability?

lib/install/install.go in cnlh nps through 0.23.2 uses 0777 permissions for /usr/local/bin/nps and/or /usr/bin/nps, leading to a file overwrite by a local user.

02Affected products

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

03Active exploitation status

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

04Recommended remediation

• 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.

05Technical details

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

06Detection signatures

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

07Related CVEs

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

08Timeline

• Published: 2019-08-16T14:02:31.000Z
• Last modified: 2024-08-05T00:34:53.253Z

09References

• github.com — https://github.com/cnlh/nps/issues/176
• github.com — https://github.com/cnlh/nps/commit/7178b3380720e910d283036a8d39879a94105515