CVE-2021-38191

An issue was discovered in the tokio crate before 1.8.1 for Rust. Upon a JoinHandle::abort, a Task may be dropped in the wrong thread.

CVSS v3.0 5.9 MEDIUM
CVSS v2.0 4.3 MEDIUM

5.9^/10

CVSS v3.0 : MEDIUM

Vector :

Exploitability : 2.2 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

4.3^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 8.6 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://raw.githubusercontent.com/rustsec/advisory-db/main/crates/tokio/RUSTSEC-2021-0072.md	Third Party Advisory
https://rustsec.org/advisories/RUSTSEC-2021-0072.html	Exploit Issue Tracking Patch Third Party Advisory

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Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:tokio:tokio::::::rust::*
	cpe:2.3:a:tokio:tokio::::::rust::*
	cpe:2.3:a:tokio:tokio::::::rust::*
	cpe:2.3:a:tokio:tokio:1.8.0:::::::*

Information

Published : 2021-08-07 23:15

Updated : 2022-11-02 19:51

NVD link : CVE-2021-38191

Mitre link : CVE-2021-38191

JSON object : View

CWE

CWE-362

Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

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Products Affected

tokio

tokio

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