CVE-2020-35711 — HIGH (7.5)

Q: How severe is CVE-2020-35711?

CVE-2020-35711 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2020-35711?

Check the references section above for vendor advisories and patch information. Affected products include: Arc-Swap Project Arc-Swap.

Vulnerability Description

An issue has been discovered in the arc-swap crate before 0.4.8 (and 1.x before 1.1.0) for Rust. Use of arc_swap::access::Map with the Constant test helper (or with a user-supplied implementation of the Access trait) could sometimes lead to dangling references being returned by the map.

CVSS Score

7.5

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Arc-Swap Project	Arc-Swap	< 0.4.8

References

https://github.com/vorner/arc-swap/issues/45ExploitPatchThird Party Advisory
https://rustsec.org/advisories/RUSTSEC-2020-0091.htmlThird Party Advisory
https://github.com/vorner/arc-swap/issues/45ExploitPatchThird Party Advisory
https://rustsec.org/advisories/RUSTSEC-2020-0091.htmlThird Party Advisory

FAQ

What is CVE-2020-35711?

CVE-2020-35711 is a vulnerability with a CVSS score of 7.5 (HIGH). An issue has been discovered in the arc-swap crate before 0.4.8 (and 1.x before 1.1.0) for Rust. Use of arc_swap::access::Map with the Constant test helper (or with a user-supplied implementation of t...

How severe is CVE-2020-35711?

CVE-2020-35711 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-35711?

Check the references section above for vendor advisories and patch information. Affected products include: Arc-Swap Project Arc-Swap.