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CVE-2023-47168— Open redirect in /oauth/<service>/mobile_login?redirect_to=

Quick assessment

Affected
Mattermost Mattermost
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.

Mattermost是美国Mattermost公司的一个开源协作平台。 Mattermost 存在安全漏洞，该漏洞源于当用户在 /oauth/{service}/mobile_login?redirect_to= 中提供无效的自定义网址方案后点击“Back to Mattermost”时，无法正确检查允许开放重定向的重定向网址参数。

CVSS 4.3 · Medium EPSS 0.40% · P32

Possible ATT&CK Techniques 1 AI

T1189 · Drive-by Compromise
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I. Basic Information for CVE-2023-47168

Vulnerability Information
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Vulnerability Title
Open redirect in /oauth/<service>/mobile_login?redirect_to=
Source: CVE Program / CVE List V5
Vulnerability Description
Mattermost fails to properly check a redirect URL parameter allowing for an open redirect was possible when the user clicked "Back to Mattermost" after providing a invalid custom url scheme in /oauth/{service}/mobile_login?redirect_to=
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
指向未可信站点的URL重定向(开放重定向)
Source: CVE Program / CVE List V5
Vulnerability Title
Mattermost 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Mattermost是美国Mattermost公司的一个开源协作平台。 Mattermost 存在安全漏洞，该漏洞源于当用户在 /oauth/{service}/mobile_login?redirect_to= 中提供无效的自定义网址方案后点击“Back to Mattermost”时，无法正确检查允许开放重定向的重定向网址参数。
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
Mattermost Mattermost 0 ~ 8.1.3 -

II. Public POCs for CVE-2023-47168

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III. Intelligence Information for CVE-2023-47168

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Same Patch Batch · Mattermost · 2023-11-27 · 9 CVEs total

CVE-2023-6202 4.3 MEDIUM Insecure Direct Object Reference in /plugins/focalboard/ api/v2/users of Mattermost Boards
CVE-2023-43754 4.3 MEDIUM Permalink previews displayed for posts in archived channels even if users are disallowed t
CVE-2023-48369 4.3 MEDIUM Log Flooding due to specially crafted requests in different endpoints
CVE-2023-40703 4.3 MEDIUM Denial of Service via specially crafted block fields in Mattermost Boards
CVE-2023-48268 4.3 MEDIUM Denial of Service via Board Import Zip Bomb
CVE-2023-45223 4.3 MEDIUM Users full name disclosure through Mattermost Boards with Show Full Name Option disabled
CVE-2023-47865 4.3 MEDIUM Username and Icon override can be used by members when Hardened Mode is enabled
CVE-2023-35075 3.1 LOW HTML injection via channel autocomplete

IV. Related Vulnerabilities

Same product: Mattermost
Same vendor: Mattermost
Same weakness: CWE-601

V. Comments for CVE-2023-47168

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