Medium severity · published Aug 8, 2021
CVE-2021-38191
An issue was discovered in the tokio crate before 1.8.1 for Rust
5.9
CVSS
0.8%
EPSS
No
On KEV
Description
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 vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.8% · higher than 58% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
TO
Tokio · Tokio
0.3.0 before 1.5.1; 1.6.0 before 1.6.3; 1.7.0 before 1.7.2; 1.8.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-38191
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-38191
Third Party Advisory
https://raw.githubusercontent.com/rustsec/advisory-db/main/crates/tokio/RUSTSEC-2021-0072.md
Exploit
https://rustsec.org/advisories/RUSTSEC-2021-0072.html
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