CVE Vulnerability

CVE-2021-28877

In the standard library in Rust before 1.51.0, the Zip implementation calls __iterator_get_unchecked() for the same index more than once when nested. This bug can lead to a memory safety violation due to an unmet safety requirement for the TrustedRandomAccess trait.

5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Scope

7.5 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://github.com/rust-lang/rust/pull/80670 Issue Tracking Patch
https://security.gentoo.org/glsa/202210-09 Third Party Advisory
Configurations

Configuration 1

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

Published : 2021-04-11 08:15

Updated : 2022-11-03 07:36

NVD link : CVE-2021-28877

Mitre link : CVE-2021-28877

Products Affected
No products.
CWE
CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer