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

Published · last modified .

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.

EPSS exploit prediction

EPSS: 0.010 (62.4th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 62nd percentile — 62.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2021-29935: held from 0.010 to 0.010.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000

Affected products

Weakness classification (CWE)

References

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.