Magento 2 Community Edition DoS vulnerability
Impact
A denial-of-service (DoS) vulnerability exists 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. By abusing insufficient brute-forcing defenses in the token exchange protocol, an unauthenticated attacker could disrupt transactions between the Magento merchant and PayPal.
Source excerpt · OSVAffected packages
Start with the recorded fix for your release branch. Check your installed version and test compatibility before upgrading. Fixing this advisory does not rule out other vulnerabilities in the release.
| Affected range | Recorded fix |
|---|---|
| From 2.1.0 before 2.1.18Ecosystem versions | 2.1.18 |
| From 2.2.0 before 2.2.9Ecosystem versions | 2.2.9 |
| From 2.3.0 before 2.3.2Ecosystem versions | 2.3.2 |
Version evidence: OSV · GHSA-hrg3-4q56-p2q5
View original version evidence (29 explicit versions)
Original source description
A denial-of-service (DoS) vulnerability exists 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. By abusing insufficient brute-forcing defenses in the token exchange protocol, an unauthenticated attacker could disrupt transactions between the Magento merchant and PayPal.
References
- Security advisory nvd.nist.gov/vuln/detail/CVE-2019-7928
- Security advisory github.com/FriendsOfPHP/security-advisories/blob/master/magento/product-community-edition/CVE-2019-7928.yaml
- Source reference github.com/magento/magento2
- Security advisory magento.com/security/patches/magento-2.3.2-2.2.9-and-2.1.18-security-update-13
- Security advisory web.archive.org/web/20211206084839/https://magento.com/security/patches/magento-2.3.2-2.2.9-and-2.1.18-security-update-13