CVE-2021-45686 Use of Uninitialized Resource in csv-sniffer.
Attackers can read uninitialized memory via the csv-sniffer 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
- Available
What is CVE-2021-45686?
CVE-2021-45686 is a critical 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 csv-sniffer crate through 2021-01-05 for Rust. preamble_skipcount may read from uninitialized memory locations.
Weakness: CWE-908
Which versions are affected by CVE-2021-45686?
5 open source packages ship an affected version, including csv-sniffer. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
csv-sniffer crates.io | All versions | 0.2.0 |
csv-sniffer crates.io | All versions | 0.2.0 |
csv-sniffer crates.io | All versions | 0.2.0 |
csv-sniffer crates.io | All versions | 0.2.0 |
csv-sniffer crates.io | From 0.0.0-0 | 0.2.0 |
Products include Csv-Sniffer Project Csv-Sniffer.
How do I fix CVE-2021-45686?
Upgrade csv-sniffer to 0.2.0 or later.
Is CVE-2021-45686 being exploited?
There is no known exploitation of CVE-2021-45686 in the wild and no public exploit code.
Sources
Also known as GHSA-9783-42pm-x5jq, GHSA-r67p-m7g9-gxw6, RUSTSEC-2021-0088.