CVE-2019-12799

Description

In createInstanceFromNamedArguments in Shopware through 5.6.x, a crafted web request can trigger a PHP object instantiation vulnerability, which can result in an arbitrary deserialization if the right class is instantiated. An attacker can leverage this deserialization to achieve remote code execution. NOTE: this issue is a bypass for a CVE-2017-18357 whitelist patch.

Category

8.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 3.0 •
CVSS 2.0 •
EPSS 30.02% Top 5%
Third-Party Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/rapid7/metasploit-framework/pull/11828 issue tracking third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2019-12799?
CVE-2019-12799 has been scored as a high severity vulnerability.
How to fix CVE-2019-12799?
To fix CVE-2019-12799, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2019-12799 being actively exploited in the wild?
It is possible that CVE-2019-12799 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~30% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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