CVE-2021-29922
Critical
Description
library/std/src/net/parser.rs in Rust before 1.53.0 does not properly consider extraneous zero characters at the beginning of an IP address string, which (in some situations) allows attackers to bypass access control that is based on IP addresses, because of unexpected octal interpretation.
SeverityCritical
CVSS9.1
Exploit probability—
Product
Rust
PublishedAug 7, 2021
First seenAug 7, 2021
How to fix
Update
- rust-lang rust1.53.0 or later
Vendor advisories
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| rust-lang rust | v < 1.53.0 | 1.53.0 |
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