CVE-2017-17450
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。 Linux kernel 4.14.4及之前的版本中的net/netfilter/xt_osf.c文件存在安全漏洞，该漏洞源于程序将xt_osf_fingers数据结构共享到所有网络名称空间。本地攻击者可利用该漏洞绕过访问控制。
Possible ATT&CK Techniques 1 AI
T1078 · Valid Accounts
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I. Basic Information for CVE-2017-17450
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
net/netfilter/xt_osf.c in the Linux kernel through 4.14.4 does not require the CAP_NET_ADMIN capability for add_callback and remove_callback operations, which allows local users to bypass intended access restrictions because the xt_osf_fingers data structure is shared across all net namespaces.
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。 Linux kernel 4.14.4及之前的版本中的net/netfilter/xt_osf.c文件存在安全漏洞，该漏洞源于程序将xt_osf_fingers数据结构共享到所有网络名称空间。本地攻击者可利用该漏洞绕过访问控制。
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-2017-17450
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2017-17450 (10)
Mailing List Discussions for CVE-2017-17450 (1)
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http://lists.opensuse.org/opensuse-security-announce/2018-01/msg00007.html vendor-advisory x_refsource_SUSE
Other References for CVE-2017-17450 (1)
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https://lkml.org/lkml/2017/12/5/982 x_refsource_MISC
Same Patch Batch · n/a · 2017-12-07 · 12 CVEs total
| CVE-2017-17435 | Vaultek Gun Safe VT20i 安全漏洞 | |
| CVE-2017-17436 | Vaultek Gun Safe VT20i 安全漏洞 | |
| CVE-2017-17448 | Linux kernel 安全漏洞 | |
| CVE-2017-17449 | Linux kernel 安全漏洞 | |
| CVE-2017-17451 | WordPress WP Mailster插件跨站脚本漏洞 | |
| CVE-2017-17384 | ISPConfig 安全漏洞 | |
| CVE-2017-17430 | Sangoma NetBorder/Vega Session Controller 安全漏洞 | |
| CVE-2017-17458 | Mercurial 安全漏洞 | |
| CVE-2017-17459 | Fossil 安全漏洞 | |
| CVE-2017-1000410 | Linux kernel 安全漏洞 | |
| CVE-2017-14386 | Dell 2335dn和2355dn Multifunction Laser Printers 跨站脚本漏洞 |
IV. Related Vulnerabilities
V. Comments for CVE-2017-17450
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