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WordPress Core 4.7.0-6.3.1 - Denial of Service via Cache Poisoning

Wordfence Intelligence > Vulnerability Database > WordPress Core 4.7.0-6.3.1 - Denial of Service via Cache Poisoning

5.3

Improper Preservation of Consistency Between Independent Representations of Shared State

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

CVSS	5.3 (Medium)
Publicly Published	October 12, 2023
Last Updated	February 6, 2024
Researchers	s5s raouf_maklouf

Description

WordPress Core is vulnerable to Denial of Service via Cache Poisoning in versions between 4.7.0 and 6.3.1. In cases where the X-HTTP-Method-Override header was sent in a request to a REST endpoint and the endpoint returned a 4xx error, the error could be cached, resulting in denial of service.

References

core.trac.wordpress.org

1 affected software package

WordPress

Software Type	Core
Patched?	Yes
Remediation	Update to one of the following versions, or a newer patched version: 4.7.27, 4.8.23, 4.9.24, 5.0.20, 5.1.17, 5.2.19, 5.3.16, 5.4.14, 5.5.13, 5.6.12, 5.7.10, 5.8.8, 5.9.8, 6.0.6, 6.1.4, 6.2.3, 6.3.2
Affected Versions	5.7 - 5.7.9 5.8 - 5.8.7 5.9 - 5.9.7 6.0 - 6.0.5 Expand to see 13 more affected version ranges. 6.1 - 6.1.3 6.2 - 6.2.2 6.3 - 6.3.1 4.7 - 4.7.26 4.8 - 4.8.22 4.9 - 4.9.23 5.0 - 5.0.19 5.1 - 5.1.16 5.2 - 5.2.18 5.3 - 5.3.15 5.4 - 5.4.13 5.5 - 5.5.12 5.6 - 5.6.11
Patched Versions	4.7.27 4.8.23 4.9.24 5.0.20 Expand to see 13 more patched versions. 5.1.17 5.2.19 5.3.16 5.4.14 5.5.13 5.6.12 5.7.10 5.8.8 5.9.8 6.0.6 6.1.4 6.2.3 6.3.2

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