PT-2023-27027 · WordPress · Wp Remote Users Sync

István Márton + 1 · Published 2023-08-15 · Updated 2023-08-22 · CVE-2023-3958

Positive Technologies (AI Summary)

CVSS v3.1

8.5

High

Base vector

AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N

Name of the Vulnerable Software and Affected Versions WP Remote Users Sync plugin for WordPress versions up to, and including, 1.2.12

Description The WP Remote Users Sync plugin for WordPress is vulnerable to Server Side Request Forgery via the notify ping remote AJAX function. This can allow authenticated attackers with subscriber-level permissions or above to make web requests to arbitrary locations originating from the web application and can be used to query and modify information from internal services.

Recommendations For versions up to, and including, 1.2.12, update to version 1.2.13 to fully patch the issue. As a temporary workaround, consider disabling the notify ping remote AJAX function until a patch is available.

Fix

SSRF

Weakness Enumeration

CWE-918

Related Identifiers

CVE-2023-3958

Affected Products

Wp Remote Users Sync

References · 11

• https://nvd.nist.gov/vuln/detail/CVE-2023-3958 · Security Note
• https://plugins.trac.wordpress.org/changeset/2946667/wp-remote-users-sync#file127 · Patch
• https://osv.dev/vulnerability/CVE-2023-3958 · Vendor Advisory
• https://plugins.trac.wordpress.org/changeset/2953845/wp-remote-users-sync#file0 · Patch
• https://t.me/cvenotify/56569 · Telegram Post
• https://twitter.com/TechFishNews/status/1691760172958695880 · Twitter Post
• https://plugins.trac.wordpress.org/browser/wp-remote-users-sync/trunk/inc/api/class-wprus-api-abstract.php#L674 · Note
• https://t.me/cibsecurity/68620 · Telegram Post
• https://twitter.com/VulmonFeeds/status/1691759669524468089 · Twitter Post
• https://twitter.com/CVEnew/status/1691674640903745980 · Twitter Post
• https://wordfence.com/threat-intel/vulnerabilities/id/2e78c759-4a54-4ee4-8eff-df91fe9dad46?source=cve · Note