Staging Environment: Content and features may be unstable or change without notice.
Advisory details: github_osv / GHSA-2w26-gmqm-mc5p
Advisory ID github_osv/GHSA-2w26-gmqm-mc5p
Aliases CVE-2019-7855
Summary Magento 2 Community Cryptographic Flaw A cryptograhic flaw in Magento 2.1 prior to 2.1.18, Magento 2.2 prior to 2.2.9, Magento 2.3 prior to 2.3.2 could be abused by an unauthenticated user to discover an invariant used in gift card generation.
Status Published
Exploitability 0.5
Weighted Severity 4.8
Risk 2.4
Affected and Fixed Packages Package Details
Introduced and Fixed Package Commit Patches Package Commit Patches Details
Weaknesses (1)
CWE-338 Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG)
System Score Found at
cvssv3 5.3 https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/05/GHSA-2w26-gmqm-mc5p/GHSA-2w26-gmqm-mc5p.json
generic_textual MODERATE
Reference id Reference type URL
https://github.com/FriendsOfPHP/security-advisories/blob/master/magento/product-community-edition/CVE-2019-7855.yaml
https://github.com/magento/magento2
https://magento.com/security/patches/magento-2.3.2-2.2.9-and-2.1.18-security-update-23
https://web.archive.org/web/20220121051916/https://magento.com/security/patches/magento-2.3.2-2.2.9-and-2.1.18-security-update-23
CVE-2019-7855 https://nvd.nist.gov/vuln/detail/CVE-2019-7855
No exploits are available.

No EPSS data available for this advisory.

Patch URL
There are no known patches.
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N Found at https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/05/GHSA-2w26-gmqm-mc5p/GHSA-2w26-gmqm-mc5p.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.