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CVE-2024-47771— Element Desktop vulnerable to potential exposure of access token via authenticated media

Quick assessment

Affected
element-hq element-desktop
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Element是Element开源的一个 Matrix 网络协作客户端。 Element存在信息泄露漏洞，该漏洞源于在某些情况下，可能导致访问令牌泄露。

AI Predicted 8.1 Difficulty: Moderate EPSS 0.59% · P47

Possible ATT&CK Techniques 1 AI

T1530 · Data from Cloud Storage
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I. Basic Information for CVE-2024-47771

Vulnerability Information
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Vulnerability Title
Element Desktop vulnerable to potential exposure of access token via authenticated media
Source: CVE Program / CVE List V5
Vulnerability Description
Element Desktop is a Matrix client for desktop platforms. Element Desktop versions 1.11.70 through 1.11.80 contain a vulnerability which can, under specially crafted conditions, lead to the access token becoming exposed to third parties. At least one vector has been identified internally, involving malicious widgets, but other vectors may exist. Users are strongly advised to upgrade to version 1.11.81 to remediate the issue. As a workaround, avoid granting permissions to untrusted widgets.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:L/VA:L/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
信息暴露
Source: CVE Program / CVE List V5
Vulnerability Title
Element 信息泄露漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Element是Element开源的一个 Matrix 网络协作客户端。 Element存在信息泄露漏洞，该漏洞源于在某些情况下，可能导致访问令牌泄露。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
element-hq element-desktop >= 1.11.70, < 1.11.81 -

II. Public POCs for CVE-2024-47771

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III. Intelligence Information for CVE-2024-47771

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IV. Related Vulnerabilities

Same vendor: element-hq
Same weakness: CWE-200

V. Comments for CVE-2024-47771

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