Use After Free in Rocket

CVE-2021-29935

An issue was discovered in the rocket crate before 0.4.7 for Rust. uri::Formatter can have a use-after-free if a user-provided function panics.

Vulnerability class: Use-After-Free

EPSS: 0.010 (60.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.

Affected products

Rocket
N/a — versions n/a

Weakness classification (CWE)

CWE-416 — Use After Free

References

cve@mitre.org (Exploit, x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-29935?: CVE-2021-29935 is a high-severity vulnerability in Rocket, classified under Use After Free. CVSS score: 7.3/10. Published 2021-04-01.
How severe is CVE-2021-29935?: High severity. CVSS v3 base score is 7.3 out of 10.