SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2019-12799

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.

HIGH 8.8EPSS 54.7%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 54.7%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.

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.

CVSS 3.1
8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
54.68% probability · 99th percentile
CISA KEV
Not listed
Weakness
CWE-502
Affected
shopware/shopware
Source
cve@mitre.org

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.