CVE-2013-2851
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 3.9.4及之前的版本中的block/genhd.c中的‘register_disk’函数中存在格式化字符串漏洞。本地攻击者可通过利用root访问权限并写入格式字符串说明符到/sys/module/md_mod/parameters/new_array下以便创建特制的/dev/md设备名称，利用该漏洞获得特权。
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I. Basic Information for CVE-2013-2851
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Format string vulnerability in the register_disk function in block/genhd.c in the Linux kernel through 3.9.4 allows local users to gain privileges by leveraging root access and writing format string specifiers to /sys/module/md_mod/parameters/new_array in order to create a crafted /dev/md device name.
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 ‘register_disk’函数格式化字符串漏洞
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 3.9.4及之前的版本中的block/genhd.c中的‘register_disk’函数中存在格式化字符串漏洞。本地攻击者可通过利用root访问权限并写入格式字符串说明符到/sys/module/md_mod/parameters/new_array下以便创建特制的/dev/md设备名称，利用该漏洞获得特权。
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 |
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| - | n/a | n/a | - |
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II. Public POCs for CVE-2013-2851
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2013-2851 (8)
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🔗 [SECURITY] [DSA 2766-1] linux-2.6 security update Read full article vendor-advisory x_refsource_DEBIAN
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Mailing List Discussions for CVE-2013-2851 (5)
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http://lists.opensuse.org/opensuse-security-announce/2013-09/msg00004.html vendor-advisory x_refsource_SUSE
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http://lists.opensuse.org/opensuse-security-announce/2013-09/msg00003.html vendor-advisory x_refsource_SUSE
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Same Patch Batch · n/a · 2013-06-07 · 14 CVEs total
| CVE-2013-0142 | QNAP VioStor NVR和QNAP NAS Hard Coded Credentials身份验证绕过漏洞 | |
| CVE-2013-0143 | QNAP VioStor NVR和QNAP NAS 远程代码执行漏洞 | |
| CVE-2013-0144 | QNAP VioStor NVR 跨站请求伪造漏洞 | |
| CVE-2013-0947 | RSA Authentication Manager 多个信息泄露漏洞 | |
| CVE-2013-2128 | Linux Kernel ‘tcp_collapse()’ 本地拒绝服务漏洞 | |
| CVE-2011-4604 | Linux kernel缓冲区错误漏洞 | |
| CVE-2013-1929 | Linux Kernel ‘tg3.c’整数溢出漏洞 | |
| CVE-2013-2141 | Linux kernel 资源管理错误漏洞 | |
| CVE-2013-2146 | Linux kernel 输入验证错误漏洞 | |
| CVE-2013-2147 | Linux kernel 资源管理错误漏洞 | |
| CVE-2013-2148 | Linux kernel 资源管理错误漏洞 | |
| CVE-2013-2850 | Linux Kernel 堆缓冲区错误漏洞 | |
| CVE-2013-2852 | Linux kernel ‘b43_request_firmware’函数格式化字符串漏洞 |
IV. Related Vulnerabilities
V. Comments for CVE-2013-2851
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