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CVE-2021-4010

Quick assessment

Affected
n/a xorg-x11-server
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.

xorg-x11-server是X.Org（X.org）基金会的一款X窗口系统显示服务器。 xorg-x11-server 存在缓冲区错误漏洞，该漏洞源于X.Org X服务器错误处理特定的输入。攻击者可利用该漏洞导致服务器崩溃，拒绝服务，或者可能执行任意代码并升级特权。

AI Predicted 7.8 Difficulty: Moderate EPSS 0.57% · P45

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-4010

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A flaw was found in xorg-x11-server in versions before 21.1.2 and before 1.20.14. An out-of-bounds access can occur in the SProcScreenSaverSuspend function. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
内存缓冲区边界内操作的限制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
xorg-x11-server 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
xorg-x11-server是X.Org（X.org）基金会的一款X窗口系统显示服务器。 xorg-x11-server 存在缓冲区错误漏洞，该漏洞源于X.Org X服务器错误处理特定的输入。攻击者可利用该漏洞导致服务器崩溃，拒绝服务，或者可能执行任意代码并升级特权。
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
- xorg-x11-server xorg-x11-server 21.1.2, xorg-x11-server 1.20.14 -

II. Public POCs for CVE-2021-4010

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III. Intelligence Information for CVE-2021-4010

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Vendor Advisories for CVE-2021-4010 (4)

Mailing List Discussions for CVE-2021-4010 (6)

Same Patch Batch · n/a · 2021-12-17 · 51 CVEs total

CVE-2021-23803 9.8 CRITICAL Access Control Bypass
CVE-2021-23450 7.5 HIGH Prototype Pollution
CVE-2021-23797 7.5 HIGH Directory Traversal
CVE-2021-23814 6.7 MEDIUM laravel-filemanager代码问题漏洞
CVE-2021-44035 4.4 MEDIUM Wolters Kluwer TeamMate AM 安全漏洞
CVE-2021-0678 MediaTek Apusys缓冲区错误漏洞
CVE-2021-41843 OpenEMR SQL注入漏洞
CVE-2021-4009 xorg-x11-server 缓冲区错误漏洞
CVE-2021-4008 xorg-x11-server 缓冲区错误漏洞
CVE-2021-4011 xorg-x11-server 缓冲区错误漏洞
CVE-2021-32498 SICK SOPAS ET 4.8.0 路径遍历漏洞
CVE-2021-32499 SICK SOPAS ET 注入漏洞
CVE-2021-0677 MediaTek Ccu 输入验证错误漏洞
CVE-2021-0676 MediaTek 芯片 缓冲区错误漏洞
CVE-2021-45042 Hashicorp HashiCorp Vault 安全漏洞
CVE-2021-0893 MediaTek Apusys 资源管理错误漏洞
CVE-2021-0679 MediaTek Apusys缓冲区错误漏洞
CVE-2021-0894 MediaTek Apusys缓冲区错误漏洞
CVE-2021-0895 MediaTek Apusys缓冲区错误漏洞
CVE-2021-0897 MediaTek Apusys缓冲区错误漏洞

Showing top 20 of 51 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: xorg-x11-server
Same vendor: n/a
Same weakness: CWE-119

V. Comments for CVE-2021-4010

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