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CVE-2021-45711

Date: December 26, 2021

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. Converted from WS-2021-0425, on 2022-11-07.

Language: RUST

Severity Score

Related Resources (8)

https://crates.io/crates/simple_asn1
https://nvd.nist.gov/vuln/detail/CVE-2021-45711
https://github.com/acw/simple_asn1
https://raw.githubusercontent.com/rustsec/advisory-db/main/crates/simple_asn1/RUSTSEC-2021-0125.md
https://rustsec.org/advisories/RUSTSEC-2021-0125.html
https://github.com/acw/simple_asn1/issues/27
https://github.com/acw/simple_asn1/commit/d7d39d709577710e9dc8833ee57d200eef366db8
https://www.mend.io/vulnerability-database/CVE-2021-45711

Severity Score

Weakness Type (CWE)

Improper Input Validation

CWE-20

Uncontrolled Resource Consumption

CWE-400

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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