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CVE-2021-38193

Date: August 8, 2021

An issue was discovered in the ammonia crate before 3.1.0 for Rust. XSS can occur because the parsing differences for HTML, SVG, and MathML are mishandled, a similar issue to CVE-2020-26870. Converted from WS-2021-0179, on 2021-08-09.

Language: RUST

Severity Score

Related Resources (8)

https://crates.io/crates/ammonia
https://raw.githubusercontent.com/rustsec/advisory-db/main/crates/ammonia/RUSTSEC-2021-0074.md
https://github.com/rust-ammonia/ammonia/pull/142
https://nvd.nist.gov/vuln/detail/CVE-2021-38193
https://security-tracker.debian.org/tracker/CVE-2021-38193
https://github.com/rust-ammonia/ammonia
https://rustsec.org/advisories/RUSTSEC-2021-0074.html
https://www.mend.io/vulnerability-database/CVE-2021-38193

Severity Score

Weakness Type (CWE)

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

CWE-79

CVSS v3.1

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

CVSS v2

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

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