CVE-2020-35906 — HIGH (7.8)

Q: What is CVE-2020-35906?

CVE-2020-35906 is a vulnerability with a CVSS score of 7.8 (HIGH). An issue was discovered in the futures-task crate before 0.3.6 for Rust. futures_task::waker may cause a use-after-free in a non-static type situation.

Q: How severe is CVE-2020-35906?

CVE-2020-35906 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2020-35906?

Check the references section above for vendor advisories and patch information. Affected products include: Rust-Lang Futures-Task.

Vulnerability Description

An issue was discovered in the futures-task crate before 0.3.6 for Rust. futures_task::waker may cause a use-after-free in a non-static type situation.

CVSS Score

7.8

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Rust-Lang	Futures-Task	>= 0.2.1, < 0.3.6

Related Weaknesses (CWE)

CWE-416

References

https://rustsec.org/advisories/RUSTSEC-2020-0060.htmlExploitPatchThird Party Advisory
https://rustsec.org/advisories/RUSTSEC-2020-0060.htmlExploitPatchThird Party Advisory

FAQ

What is CVE-2020-35906?

CVE-2020-35906 is a vulnerability with a CVSS score of 7.8 (HIGH). An issue was discovered in the futures-task crate before 0.3.6 for Rust. futures_task::waker may cause a use-after-free in a non-static type situation.

How severe is CVE-2020-35906?

CVE-2020-35906 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-35906?

Check the references section above for vendor advisories and patch information. Affected products include: Rust-Lang Futures-Task.