CVE-2023-0662

DoS vulnerability when parsing multipart request body

Description

In PHP 8.0.X before 8.0.28, 8.1.X before 8.1.16 and 8.2.X before 8.2.3, excessive number of parts in HTTP form upload can cause high resource consumption and excessive number of log entries. This can cause denial of service on the affected server by exhausting CPU resources or disk space.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.07%
Third-Party Advisory github.com
Affected: PHP Group PHP
Published at:
Updated at:

References

Link Tags
https://github.com/php/php-src/security/advisories/GHSA-54hq-v5wp-fqgv third party advisory
https://security.netapp.com/advisory/ntap-20230517-0001/

Frequently Asked Questions

What is the severity of CVE-2023-0662?
CVE-2023-0662 has been scored as a high severity vulnerability.
How to fix CVE-2023-0662?
To fix CVE-2023-0662, 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-2023-0662 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-0662 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-0662?
CVE-2023-0662 affects PHP Group PHP.
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