CVE-2021-28875
HIGHCVSS 7.5/10EPSS 2.12%
Last modified
CVE-2021-28875 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. In the standard library in Rust before 1.50.0, read_to_end() does not validate the return value from Read in an unsafe context. This bug could lead to a buffer overflow.. EPSS estimates a 2.12% chance of exploitation in the next 30 days.
Description
In the standard library in Rust before 1.50.0, read_to_end() does not validate the return value from Read in an unsafe context. This bug could lead to a buffer overflow.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Rust-Lang | Rust | < 1.50.0 |
References
- https://github.com/rust-lang/rust/issues/80894Exploit, Issue Tracking, Patch, Third Party Advisory
- https://github.com/rust-lang/rust/pull/80895Patch, Third Party Advisory
- https://security.gentoo.org/glsa/202210-09Third Party Advisory
- https://github.com/rust-lang/rust/issues/80894Exploit, Issue Tracking, Patch, Third Party Advisory
- https://github.com/rust-lang/rust/pull/80895Patch, Third Party Advisory
- https://security.gentoo.org/glsa/202210-09Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-28875?
In the standard library in Rust before 1.50.0, read_to_end() does not validate the return value from Read in an unsafe context. This bug could lead to a buffer overflow.
How severe is CVE-2021-28875?
CVE-2021-28875 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 2.12% probability of exploitation in the next 30 days.
How do I fix CVE-2021-28875?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2021-28875?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST