CVE-2023-53157 — The rosenpass crate before 0

The rosenpass crate before 0.2.1 for Rust allows remote attackers to cause a denial of service (panic) via a one-byte UDP packet.

01What is this vulnerability?

The rosenpass crate before 0.2.1 for Rust allows remote attackers to cause a denial of service (panic) via a one-byte UDP packet.

02Affected products

Vendor	Product	Versions
rosenpass	rosenpass	0

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: 2025-07-27T00:00:00.000Z
• Last modified: 2025-07-28T15:03:12.080Z

09References

• github.com — https://github.com/rosenpass/rosenpass/commit/93439858d1c44294a7b377f775c4fc897a…
• github.com — https://github.com/advisories/GHSA-6ggr-cwv4-g7qg
• rustsec.org — https://rustsec.org/advisories/RUSTSEC-2023-0077.html
• crates.io — https://crates.io/crates/rosenpass