CVE-2020-36318

In the standard library in Rust before 1.49.0, VecDeque::make_contiguous has a bug that pops the same element more than once under certain condition. This bug could result in a use-after-free or double free.

CVSS v3 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3 : CRITICAL

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

7.5^/10

CVSS v2.0 : HIGH

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

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://github.com/rust-lang/rust/issues/79808	Exploit Issue Tracking Patch Third Party Advisory
https://github.com/rust-lang/rust/pull/79814	Patch Third Party Advisory
https://github.com/rust-lang/rust/issues/79808	Exploit Issue Tracking Patch Third Party Advisory
https://github.com/rust-lang/rust/pull/79814	Patch Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:rust-lang:rust:*:*:*:*:*:*:*:*

History

21 Nov 2024, 05:29

Type	Values Removed	Values Added
References	~~() https://github.com/rust-lang/rust/issues/79808 - Exploit, Issue Tracking, Patch, Third Party Advisory~~	() https://github.com/rust-lang/rust/issues/79808 - Exploit, Issue Tracking, Patch, Third Party Advisory
References	~~() https://github.com/rust-lang/rust/pull/79814 - Patch, Third Party Advisory~~	() https://github.com/rust-lang/rust/pull/79814 - Patch, Third Party Advisory

Information

Published : 2021-04-11 20:15

Updated : 2024-11-21 05:29

NVD link : CVE-2020-36318

Mitre link : CVE-2020-36318

CVE.ORG link : CVE-2020-36318

JSON object : View

Products Affected

rust-lang

rust

CWE

CWE-415

Double Free

CWE-416

Use After Free

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