glb Meetup Tag Extension 0.1 on MediaWiki Link Attribute reverse tabnabbing

CVSS Meta Temp Score
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CTI Interest Score
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4.1$0-$5k0.29

Summaryinfo

A vulnerability has been found in glb Meetup Tag Extension 0.1 on MediaWiki and classified as problematic. The impacted element is an unknown function of the component Link Attribute Handler. The manipulation leads to reverse tabnabbing. This vulnerability is uniquely identified as CVE-2018-25089. No exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in glb Meetup Tag Extension 0.1 on MediaWiki. It has been rated as problematic. This issue affects an unknown part of the component Link Attribute Handler. The manipulation with an unknown input leads to a reverse tabnabbing vulnerability. Using CWE to declare the problem leads to CWE-1022. The web application produces links to untrusted external sites outside of its sphere of control, but it does not properly prevent the external site from modifying security-critical properties of the window.opener object, such as the location property. Impacted is integrity.

The weakness was disclosed 02/22/2018 as 850c726d6bbfe0bf270801fbb92a30babea4155c. The advisory is shared at github.com. The identification of this vulnerability is CVE-2018-25089. Neither technical details nor an exploit are publicly available.

Upgrading to version 0.2 eliminates this vulnerability. The upgrade is hosted for download at github.com. Applying the patch 850c726d6bbfe0bf270801fbb92a30babea4155c is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version. A possible mitigation has been published immediately after the disclosure of the vulnerability. The advisory contains the following remark:

"Reverse Tabnabbing" is an attack where a page linked from the target page is able to rewrite that page; the vulnerability is opened by use of the `target="_blank"` link attribute. Removed `target="_blank"` an

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Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.1
VulDB Meta Temp Score: 4.1

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.3
NVD Vector: 🔍

CNA Base Score: 3.5
CNA Vector (VulDB): 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Reverse tabnabbing
CWE: CWE-1022 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: Meetup Tag Extension 0.2
Patch: 850c726d6bbfe0bf270801fbb92a30babea4155c

Timelineinfo

02/22/2018 🔍
02/22/2018 +0 days 🔍
08/26/2023 +2010 days 🔍
08/26/2023 +0 days 🔍
09/20/2023 +25 days 🔍

Sourcesinfo

Advisory: 850c726d6bbfe0bf270801fbb92a30babea4155c
Status: Confirmed

CVE: CVE-2018-25089 (🔍)
GCVE (CVE): GCVE-0-2018-25089
GCVE (VulDB): GCVE-100-238157

Entryinfo

Created: 08/26/2023 22:19
Updated: 09/20/2023 17:26
Changes: 08/26/2023 22:19 (46), 09/20/2023 17:19 (2), 09/20/2023 17:26 (28)
Complete: 🔍
Cache ID: 216:3EB:103

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