Reported

June 1, 2018

Issued

October 1, 2020 (last modified: June 13, 2023)

Package

openssl (crates.io)

Type

Vulnerability

Keywords

#memory-corruption

Aliases

• CVE-2018-20997
• GHSA-xjxc-vfw2-cg96

References

• https://github.com/sfackler/rust-openssl/pull/942

CVSS Score

9.8 CRITICAL

CVSS Details

Attack vector

Network

Attack complexity

Low

Privileges required

None

User interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Patched

• >=0.10.9

Unaffected

• <0.10.8

Description

Affected versions of the OpenSSL crate used structures after they'd been freed.

Advisory available under CC0-1.0 license.