CVE Vulnerability

CVE-2021-26955

An issue was discovered in the xcb crate through 2021-02-04 for Rust. It has a soundness violation because xcb::xproto::GetAtomNameReply::name() calls std::str::from_utf8_unchecked() on unvalidated bytes from an X server.

7.5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

9.8 /10

CVSS v3.0 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://rustsec.org/advisories/RUSTSEC-2021-0019.html Exploit Vendor Advisory
Configurations

Configuration 1

cpe:2.3:a:xcb_project:xcb:*:*:*:*:*:rust:*:*
Information

Published : 2021-02-09 11:15

Updated : 2021-02-18 03:30

NVD link : CVE-2021-26955

Mitre link : CVE-2021-26955

Products Affected
No products.
CWE
CWE-252

Unchecked Return Value