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CVE-2021-45703

Date: December 26, 2021

An issue was discovered in the tectonic_xdv crate before 0.1.12 for Rust. XdvParser::<T>::process may read from uninitialized memory locations.

Language: RUST

Severity Score

9.8

Related Resources (8)

Url: https://nvd.nist.gov/vuln/detail/CVE-2021-45703

Url: https://rustsec.org/advisories/RUSTSEC-2021-0112.html

Url: https://github.com/tectonic-typesetting/tectonic/commit/cdff034e6d93cdfdafd13d8c6956e22fa5a57b79

Url: https://github.com/tectonic-typesetting/tectonic/issues/752

Url: https://crates.io/crates/tectonic_xdv

Url: https://github.com/tectonic-typesetting/tectonic

Url: https://raw.githubusercontent.com/rustsec/advisory-db/main/crates/tectonic_xdv/RUSTSEC-2021-0112.md

Url: https://www.mend.io/vulnerability-database/CVE-2021-45703

Severity Score

9.8

Weakness Type (CWE)

Use of Uninitialized Resource

CWE-908

CVSS v3.1

Base Score:	9.8
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	HIGH
Integrity (I):	HIGH
Availability (A):	HIGH

CVSS v2

Base Score:	7.5
Access Vector (AV):	NETWORK
Access Complexity (AC):	LOW
Authentication (AU):	NONE
Confidentiality (C):	PARTIAL
Integrity (I):	PARTIAL
Availability (A):	PARTIAL
Additional information:

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