Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2022-24887— Open Redirect in Nextcloud Talk

Quick assessment

Affected
nextcloud security-advisories
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.

Nextcloud是德国Nextcloud公司的一套开源的自托管文件同步和共享的通信应用平台。 Nextcloud Talk 11.3.4、12.2.2 和 13.0.0之前版本存在输入验证错误漏洞，该漏洞源于应用在对话中共享 Deck 卡时，可以操纵元数据。攻击者利用该漏洞可以欺骗用户打开任意URL。

CVSS 4.3 · Medium EPSS 0.94% · P60

Possible ATT&CK Techniques 1 AI

T1566.002 · Spearphishing Link
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2022-24887

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
Open Redirect in Nextcloud Talk
Source: CVE Program / CVE List V5
Vulnerability Description
Nextcloud Talk is a video and audio conferencing app for Nextcloud, a self-hosted productivity platform. Prior to versions 11.3.4, 12.2.2, and 13.0.0, when sharing a Deck card in conversation, the metaData can be manipulated so users can be tricked into opening arbitrary URLs. This issue is fixed in versions 11.3.4, 12.2.2, and 13.0.0. There are currently no known workarounds.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/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
Nextcloud输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Nextcloud是德国Nextcloud公司的一套开源的自托管文件同步和共享的通信应用平台。 Nextcloud Talk 11.3.4、12.2.2 和 13.0.0之前版本存在输入验证错误漏洞，该漏洞源于应用在对话中共享 Deck 卡时，可以操纵元数据。攻击者利用该漏洞可以欺骗用户打开任意URL。
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
nextcloud security-advisories < 11.3.4 -

II. Public POCs for CVE-2022-24887

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2022-24887

请登录查看更多情报信息。

Patches & Fixes for CVE-2022-24887 (1)

Vendor Advisories for CVE-2022-24887 (1)

Other References for CVE-2022-24887 (1)

Same Patch Batch · nextcloud · 2022-04-27 · 5 CVEs total

CVE-2022-24888 4.3 MEDIUM Possible Injection in Nextcloud Server
CVE-2022-24889 2.4 LOW Insufficient Verification of Data Authenticity in Nextcloud Server
CVE-2022-24886 2.2 LOW Exposure of Sensitive Information to an Unauthorized Actor in com.nextcloud.client
CVE-2022-24885 2.0 LOW Improper Authentication in Nextcloud Android Files

IV. Related Vulnerabilities

Same product: security-advisories
Same vendor: nextcloud
Same weakness: CWE-601

V. Comments for CVE-2022-24887

No comments yet

Leave a comment