WordPress up to 4.9.4 URL Validator redirect

CVSS Meta Temp Score
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CTI Interest Score
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6.5$0-$5k0.00

A vulnerability classified as critical has been found in WordPress up to 4.9.4 (Content Management System). Affected is an unknown code block of the component URL Validator. The manipulation with an unknown input leads to a redirect vulnerability. CWE is classifying the issue as CWE-601. A web application accepts a user-controlled input that specifies a link to an external site, and uses that link in a Redirect. This simplifies phishing attacks. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Before WordPress 4.9.5, the URL validator assumed URLs with the hostname localhost were on the same host as the WordPress server.

The bug was discovered 04/03/2018. The weakness was released 04/16/2018 by Nitin Venkatesh with WordPress Security Team (Website). The advisory is available at codex.wordpress.org. This vulnerability is traded as CVE-2018-10101 since 04/14/2018. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1204.001 by the MITRE ATT&CK project.

The vulnerability was handled as a non-public zero-day exploit for at least 13 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 109588 (Debian DSA-4193-1 : wordpress - security update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 154005 (WordPress Prior to 4.9.5 Multiple Security Vulnerabilities).

Upgrading to version 3.7.26, 3.8.26, 3.9.24, 4.0.23, 4.1.23, 4.2.20, 4.3.16, 4.4.15, 4.5.14, 4.6.11, 4.7.10, 4.8.6 or 4.9.5 eliminates this vulnerability. The upgrade is hosted for download at github.com. A possible mitigation has been published 3 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (109588). Further details are available at wpvulndb.com. Entries connected to this vulnerability are available at 116225 and 116227.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.6
VulDB Meta Temp Score: 6.5

VulDB Base Score: 7.1
VulDB Temp Score: 6.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.1
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Redirect
CWE: CWE-601
ATT&CK: T1204.001

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 109588
Nessus Name: Debian DSA-4193-1 : wordpress - security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 58671
OpenVAS Name: WordPress Multiple Vulnerabilities-April 2018 (Windows)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: WordPress 3.7.26/3.8.26/3.9.24/4.0.23/4.1.23/4.2.20/4.3.16/4.4.15/4.5.14/4.6.11/4.7.10/4.8.6/4.9.5
Patch: github.com

Timelineinfo

04/03/2018 🔍
04/14/2018 +11 days 🔍
04/16/2018 +1 days 🔍
04/16/2018 +0 days 🔍
04/16/2018 +0 days 🔍
05/05/2018 +19 days 🔍
05/07/2018 +2 days 🔍
06/01/2018 +25 days 🔍
02/28/2023 +1733 days 🔍

Sourcesinfo

Product: wordpress.com

Advisory: 42894
Researcher: Nitin Venkatesh
Organization: WordPress Security Team
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-10101 (🔍)
OVAL: 🔍

SecurityTracker: 1040836
SecurityFocus: 104350 - WordPress CVE-2018-10101 Security Vulnerability

Misc.: 🔍
See also: 🔍

Entryinfo

Created: 04/16/2018 16:02
Updated: 02/28/2023 09:12
Changes: 04/16/2018 16:02 (84), 06/07/2020 15:51 (2), 02/10/2021 07:50 (4), 02/28/2023 09:12 (2)
Complete: 🔍

Discussion

liuneng (+0)
6 years ago
I want buy this vul,how connect you?
my email :asean_xpo@outlook.com

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