CVE-2020-15151 Observable Timing Discrepancy in OpenMage LTS

What is CVE-2020-15151?

CVE-2020-15151 is a high-severity vulnerability in Magento Magento, published on 19 Aug 2020. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

OpenMage LTS before versions 19.4.6 and 20.0.2 allows attackers to circumvent the `fromkey protection` in the Admin Interface and increases the attack surface for Cross Site Request Forgery attacks. This issue is related to Adobe's CVE-2020-9690. It is patched in versions 19.4.6 and 20.0.2.

Weakness: CWE-352, CWE-203

Which versions are affected by CVE-2020-15151?

5 open source packages ship an affected version, including openmage/magento-lts and magento. It affects 2 products.

Products include Magento Magento, Openmage Openmage Long Term Support.

How do I fix CVE-2020-15151?

Upgrade openmage/magento-lts to a fixed version for your release line: 19.4.6 or 20.0.2.

Is CVE-2020-15151 being exploited?

There is no known exploitation of CVE-2020-15151 in the wild and no public exploit code.

Other vulnerabilities in Magento Magento

• CVE-2020-9664 Magento php object injection vulnerability Critical 9.8
• CVE-2020-9576 Magento command injection vulnerability Critical 9.8
• CVE-2020-9578 Magento command injection vulnerability Critical 9.8
• CVE-2020-9579 Magento Security mitigation bypass vulnerability Critical 9.8
• CVE-2020-9580 Magento Security mitigation bypass vulnerability Critical 9.8

All Magento Magento vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as BIT-magento-2020-15151, GHSA-crf2-xm6x-46p6.