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CVE-2017-5551

Quick assessment

Affected
n/a n/a
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.

Linux kernel是美国Linux基金会发布的开源操作系统Linux所使用的内核。NFSv4 implementation是其中的一个分布式文件系统协议。 Linux kernel 4.9.6之前的版本中的fs/posix_acl.c文件的‘simple_set_acl’函数存在安全漏洞。本地攻击者可利用该漏洞获取组权限。

AI Predicted 7.8 Difficulty: Easy EPSS 0.42% · P36

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation
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I. Basic Information for CVE-2017-5551

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
The simple_set_acl function in fs/posix_acl.c in the Linux kernel before 4.9.6 preserves the setgid bit during a setxattr call involving a tmpfs filesystem, which allows local users to gain group privileges by leveraging the existence of a setgid program with restrictions on execute permissions. NOTE: this vulnerability exists because of an incomplete fix for CVE-2016-7097.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Linux kernel 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux kernel是美国Linux基金会发布的开源操作系统Linux所使用的内核。NFSv4 implementation是其中的一个分布式文件系统协议。 Linux kernel 4.9.6之前的版本中的fs/posix_acl.c文件的‘simple_set_acl’函数存在安全漏洞。本地攻击者可利用该漏洞获取组权限。
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
- n/a n/a -

II. Public POCs for CVE-2017-5551

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III. Intelligence Information for CVE-2017-5551

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Patches & Fixes for CVE-2017-5551 (2)

Vendor Advisories for CVE-2017-5551 (4)

Mailing List Discussions for CVE-2017-5551 (1)

Same Patch Batch · n/a · 2017-02-06 · 32 CVEs total

CVE-2017-5877 dotCMS 跨站脚本漏洞
CVE-2017-5577 Linux kernel 安全漏洞
CVE-2017-5576 Linux kernel 数字错误漏洞
CVE-2017-5550 Linux kernel 安全漏洞
CVE-2017-5549 Linux kernel 安全漏洞
CVE-2017-5548 Linux kernel 安全漏洞
CVE-2017-5547 Linux kernel 安全漏洞
CVE-2017-5546 Linux kernel 安全漏洞
CVE-2017-2596 Linux kernel 资源管理错误漏洞
CVE-2017-2583 Linux kernel 权限许可和访问控制问题漏洞
CVE-2016-10208 Linux kernel 安全漏洞
CVE-2016-10154 Linux kernel 安全漏洞
CVE-2016-10153 Linux kernel 安全漏洞
CVE-2016-10150 Linux kernel 安全漏洞
CVE-2010-5328 Linux kernel 安全漏洞
CVE-2017-5879 OIC Exponent CMS SQL注入漏洞
CVE-2017-5677 PEAR HTML_AJAX 安全漏洞
CVE-2017-5876 dotCMS 跨站脚本漏洞
CVE-2017-5875 dotCMS 跨站脚本漏洞
CVE-2015-2794 DotNetNuke 安全漏洞

Showing top 20 of 32 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: n/a
Same vendor: n/a

V. Comments for CVE-2017-5551

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