Movable Type List of Assets Screen 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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3.4$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in Movable Type. Affected by this issue is some unknown functionality of the component List of Assets Screen. The manipulation leads to cross site scripting. This vulnerability is listed as CVE-2021-20811. The attack may be initiated remotely. There is no available exploit. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Movable Type (version now known). This issue affects some unknown processing of the component List of Assets Screen. 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 08/26/2021. It is possible to read the advisory at jvn.jp. The identification of this vulnerability is CVE-2021-20811. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

Upgrading eliminates this vulnerability. The upgrade is hosted for download at movabletype.org.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.4

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: movabletype.org

Timelineinfo

12/17/2020 🔍
08/26/2021 +251 days 🔍
08/26/2021 +0 days 🔍
08/29/2021 +3 days 🔍

Sourcesinfo

Advisory: jvn.jp
Status: Confirmed

CVE: CVE-2021-20811 (🔍)
GCVE (CVE): GCVE-0-2021-20811
GCVE (VulDB): GCVE-100-181523

Entryinfo

Created: 08/26/2021 08:59
Updated: 08/29/2021 17:11
Changes: 08/26/2021 08:59 (36), 08/29/2021 17:11 (2)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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