CVE-2020-36511 `read` on uninitialized buffer may cause UB (bite::read::BiteReadExpandedExt::read_framed_max)
An attacker can read uninitialized memory via the read_framed_max function in the Rust bite crate, potentially exposing sensitive data.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2020-36511?
CVE-2020-36511 is a high-severity vulnerability in n/a, published on 26 Dec 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An issue was discovered in the bite crate through 2020-12-31 for Rust. read::BiteReadExpandedExt::read_framed_max may read from uninitialized memory locations.
Weakness: CWE-908
Which versions are affected by CVE-2020-36511?
5 open source packages ship an affected version, including bite. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
bite crates.io | All versions to 0.0.5 | None |
bite crates.io | All versions to 0.0.5 | None |
bite crates.io | All versions to 0.0.5 | None |
bite crates.io | All versions to 0.0.5 | None |
bite crates.io | From 0.0.0-0 | None |
Products include Bite Project Bite.
How do I fix CVE-2020-36511?
No fix has been published for CVE-2020-36511 yet. Limit exposure of the affected software until one is available.
Is CVE-2020-36511 being exploited?
There is no known exploitation of CVE-2020-36511 in the wild and no public exploit code.
Sources
Also known as GHSA-72r2-rg28-47v9, GHSA-v2ch-fc8f-qm33, RUSTSEC-2020-0153.