MediaSearch Extension up to 1.36.2 on MediaWiki Special:MediaSearch cross site scripting

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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3.5$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in MediaSearch Extension up to 1.36.2 on MediaWiki. This issue affects the function Special:MediaSearch. Such manipulation leads to cross site scripting. This vulnerability is listed as CVE-2021-42043. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability was found in MediaSearch Extension up to 1.36.2 on MediaWiki. It has been rated as problematic. Affected by this issue is the function Special:MediaSearch. The manipulation with an unknown input leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. Impacted is integrity.

The weakness was presented 10/07/2021. The advisory is shared for download at gerrit.wikimedia.org. This vulnerability is handled as CVE-2021-42043 since 10/06/2021. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1059.007.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.5

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

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/06/2021 🔍
10/07/2021 +1 days 🔍
10/07/2021 +0 days 🔍
10/10/2021 +3 days 🔍

Sourcesinfo

Advisory: gerrit.wikimedia.org
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2021-42043 (🔍)
GCVE (CVE): GCVE-0-2021-42043
GCVE (VulDB): GCVE-100-183968

Entryinfo

Created: 10/07/2021 08:44
Updated: 10/10/2021 08:26
Changes: 10/07/2021 08:44 (38), 10/10/2021 08:26 (1)
Complete: 🔍
Cache ID: 216::103

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