CVE-2023-31543 — A dependency confusion in pipreqs v0

A dependency confusion in pipreqs v0.3.0 to v0.4.11 allows attackers to execute arbitrary code via uploading a crafted PyPI package to the chosen repository server.

01What is this vulnerability?

A dependency confusion in pipreqs v0.3.0 to v0.4.11 allows attackers to execute arbitrary code via uploading a crafted PyPI package to the chosen repository server.

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: 2023-06-30T00:00:00.000Z
• Last modified: 2024-11-26T19:58:33.378Z

09References

• github.com — https://github.com/bndr/pipreqs/pull/364
• gist.github.com — https://gist.github.com/adeadfed/ccc834440af354a5638f889bee34bafe