CVE-2021-22879
Quick assessment
Affected
n/a Nextcloud Desktop Client
Exploitation
High exploitation probability; assess promptly
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 Desktop client 存在安全漏洞，该漏洞源于对通过URL传递的用户提供的输入验证不足。远程攻击者可利用该漏洞破坏受影响的系统。
Possible ATT&CK Techniques 2 AI
T1059 · Command and Scripting Interpreter T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-22879
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Nextcloud Desktop Client prior to 3.1.3 is vulnerable to resource injection by way of missing validation of URLs, allowing a malicious server to execute remote commands. User interaction is needed for exploitation.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
对资源描述符的控制不恰当(资源注入)
Source: CVE Program / CVE List V5
Vulnerability Title
Nextcloud 注入漏洞
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 Desktop client 存在安全漏洞，该漏洞源于对通过URL传递的用户提供的输入验证不足。远程攻击者可利用该漏洞破坏受影响的系统。
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 Desktop Client | Fixed in 3.1.3 | - |
|
II. Public POCs for CVE-2021-22879
| # | POC Description | Source Link | Shenlong Link |
|---|
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Patches & Fixes for CVE-2021-22879 (1)
-
https://github.com/nextcloud/desktop/pull/2906 x_refsource_MISC
Vendor Advisories for CVE-2021-22879 (1)
Mailing List Discussions for CVE-2021-22879 (1)
-
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MTWBJAS5DJJIK7LLVBZZQTSJASUVIRVE/ vendor-advisory x_refsource_FEDORA
Other References for CVE-2021-22879 (2)
-
https://hackerone.com/reports/1078002 x_refsource_MISC
-
https://nextcloud.com/security/advisory/?id=NC-SA-2021-008 x_refsource_MISC
Same Patch Batch · n/a · 2021-04-14 · 55 CVEs total
| CVE-2021-26827 | TP-Link WR2041 缓冲区错误漏洞 | |
| CVE-2021-31152 | Multilaser Router AC1200 跨站请求伪造漏洞 | |
| CVE-2017-20004 | Mozilla Rust 竞争条件问题漏洞 | |
| CVE-2020-36322 | Linux kernel 安全漏洞 | |
| CVE-2018-25008 | Mozilla Rust 安全漏洞 | |
| CVE-2020-36323 | Rust 格式化字符串错误漏洞 | |
| CVE-2021-27815 | exif 代码问题漏洞 | |
| CVE-2021-26805 | Daniel Kamil Kozar tsMuxer 安全漏洞 | |
| CVE-2021-28300 | GPAC 代码问题漏洞 | |
| CVE-2021-29338 | OpenJPEG 输入验证错误漏洞 | |
| CVE-2020-36120 | libsixel 缓冲区错误漏洞 | |
| CVE-2021-27113 | D-Link DIR-816 A2 操作系统命令注入漏洞 | |
| CVE-2021-27114 | D-Link DIR-816 A2 缓冲区错误漏洞 | |
| CVE-2020-19778 | ShopXO 安全漏洞 | |
| CVE-2021-26812 | 8X8 Docker Jitsi Meet 跨站脚本漏洞 | |
| CVE-2021-27990 | Appspace 授权问题漏洞 | |
| CVE-2020-29592 | Matteo Piovanelli Orchard 代码问题漏洞 | |
| CVE-2020-29593 | Matteo Piovanelli Orchard 跨站脚本漏洞 | |
| CVE-2021-30493 | Razer Synapse 3 安全漏洞 | |
| CVE-2021-30494 | Razer Synapse 3 安全漏洞 |
Showing top 20 of 55 CVEs. View all on vendor page → →
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