WordPress up to 5.3.3 Password Reset Link operation after expiration

Summaryinfo

A vulnerability identified as critical has been detected in WordPress. Affected by this issue is some unknown functionality of the component Password Reset Link. This manipulation causes operation after expiration. The identification of this vulnerability is CVE-2020-11027. It is possible to initiate the attack remotely. Furthermore, there is an exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in WordPress (Content Management System). Affected by this vulnerability is some unknown functionality of the component Password Reset Link. The manipulation with an unknown input leads to a operation after expiration vulnerability. The CWE definition for the vulnerability is CWE-672. The product uses, accesses, or otherwise operates on a resource after that resource has been expired, released, or revoked. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

In affected versions of WordPress, a password reset link emailed to a user does not expire upon changing the user password. Access would be needed to the email account of the user by a malicious party for successful execution. This has been patched in version 5.4.1, along with all the previously affected versions via a minor release (5.3.3, 5.2.6, 5.1.5, 5.0.9, 4.9.14, 4.8.13, 4.7.17, 4.6.18, 4.5.21, 4.4.22, 4.3.23, 4.2.27, 4.1.30, 4.0.30, 3.9.31, 3.8.33, 3.7.33).

The weakness was shared 04/30/2020 (GitHub Repository). It is possible to read the advisory at github.com. This vulnerability is known as CVE-2020-11027 since 03/30/2020. The exploitation appears to be difficult. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Technical details are unknown but a public exploit is available.

It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept. We expect the 0-day to have been worth approximately $5k-$25k.

Upgrading to version 5.4.1 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Exploit-DB (51531). The entries VDB-154642, VDB-154641, VDB-154640 and VDB-154638 are related to this item. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

• Content Management System

Name

• WordPress

Version

• 3.7.33
• 3.8.33
• 3.9.31
• 4.0.30
• 4.1.30
• 4.2.27
• 4.3.23
• 4.4.22
• 4.5.21
• 4.6.18
• 4.7.17
• 4.8.13
• 4.9.14
• 5.0.9
• 5.1.5
• 5.2.6
• 5.3.3

License

• open-source

Website

• Product: https://wordpress.com/

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Be aware that VulDB is the high quality source for vulnerability data.

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