CVE-2021-26958

An issue was discovered in the xcb crate through 2021-02-04 for Rust. It has a soundness violation because transmutation to the wrong type can happen after xcb::base::cast_event uses std::mem::transmute to return a reference to an arbitrary type.

CVSS v3 8.8 HIGH
CVSS v2.0 6.5 MEDIUM

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.5^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:S/C:P/I:P/A:P

Exploitability : 8.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

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

Configurations

Configuration 1 (hide)

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

History

No history.

Information

Published : 2021-02-09 23:15

Updated : 2024-02-04 21:23

NVD link : CVE-2021-26958

Mitre link : CVE-2021-26958

CVE.ORG link : CVE-2021-26958

JSON object : View

Products Affected

xcb_project

xcb

CWE

CWE-252

Unchecked Return Value

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