Staging Environment: Content and features may be unstable or change without notice.
Advisory details: github_osv / GHSA-j2r4-2cr6-h3r3
Advisory ID github_osv/GHSA-j2r4-2cr6-h3r3
Aliases CVE-2020-9588
Summary Magento Signature verification bypass Magento versions 2.3.4 and earlier, 2.2.11 and earlier (see note), 1.14.4.4 and earlier, and 1.9.4.4 and earlier have an observable timing discrepancy vulnerability. Successful exploitation could lead to signature verification bypass.
Status Published
Exploitability 0.5
Weighted Severity 6.5
Risk 3.2
Affected and Fixed Packages Package Details
Introduced and Fixed Package Commit Patches Package Commit Patches Details
Weaknesses (1)
CWE-203 Observable Discrepancy
System Score Found at
cvssv3.1 7.2 https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/05/GHSA-j2r4-2cr6-h3r3/GHSA-j2r4-2cr6-h3r3.json
generic_textual HIGH
Reference id Reference type URL
https://helpx.adobe.com/security/products/magento/apsb20-22.html
CVE-2020-9588 https://nvd.nist.gov/vuln/detail/CVE-2020-9588
No exploits are available.

No EPSS data available for this advisory.

Patch URL
There are no known patches.
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H Found at https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/05/GHSA-j2r4-2cr6-h3r3/GHSA-j2r4-2cr6-h3r3.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none

There are no SSVC decisions available.