High severity7.5NVD Advisory· Published Dec 27, 2021· Updated Jun 17, 2026
CVE-2021-45711
CVE-2021-45711
Description
An issue was discovered in the simple_asn1 crate 0.6.0 before 0.6.1 for Rust. There is a panic if UTCTime data, supplied by a remote attacker, has a second character greater than 0x7f.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
simple_asn1crates.io | >= 0.6.0, < 0.6.1 | 0.6.1 |
Affected products
3- rust/simple_asn1description
- cpe:2.3:a:simple_asn1_project:simple_asn1:0.6.0:*:*:*:*:rust:*:*
Patches
Vulnerability mechanics
References
6- github.com/advisories/GHSA-g4h2-4wvh-grc5ghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2021-45711ghsaADVISORY
- raw.githubusercontent.com/rustsec/advisory-db/main/crates/simple_asn1/RUSTSEC-2021-0125.mdnvdThird Party AdvisoryWEB
- rustsec.org/advisories/RUSTSEC-2021-0125.htmlnvdThird Party AdvisoryWEB
- github.com/acw/simple_asn1/commit/d7d39d709577710e9dc8833ee57d200eef366db8ghsaWEB
- github.com/acw/simple_asn1/issues/27ghsaWEB
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