CVE-2012-0871
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.
systemd是德国软件开发者Lennart Poettering和其他人共同研发的一款基于Linux的系统和服务管理器，它兼容了SysV和LSB的启动脚本，且提供了一个用来表示系统服务间依赖关系的框架。 systemd 37及之前版本的systemd-logind中的login/logind-session.c文件的‘session_link_x11_socket’函数存在安全漏洞。本地攻击者可通过对/run/user/目录下的X11用户目录实施符号链接攻击利用该漏洞创建或覆盖任意文件。
Possible ATT&CK Techniques 1 AI
T1078 · Valid Accounts
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I. Basic Information for CVE-2012-0871
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
The session_link_x11_socket function in login/logind-session.c in systemd-logind in systemd, possibly 37 and earlier, allows local users to create or overwrite arbitrary files via a symlink attack on the X11 user directory in /run/user/.
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
systemd ‘session_link_x11_socket’函数本地权限提升漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
systemd是德国软件开发者Lennart Poettering和其他人共同研发的一款基于Linux的系统和服务管理器，它兼容了SysV和LSB的启动脚本，且提供了一个用来表示系统服务间依赖关系的框架。 systemd 37及之前版本的systemd-logind中的login/logind-session.c文件的‘session_link_x11_socket’函数存在安全漏洞。本地攻击者可通过对/run/user/目录下的X11用户目录实施符号链接攻击利用该漏洞创建或覆盖任意文件。
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-2012-0871
| # | POC Description | Source Link | Shenlong Link |
|---|
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Patches & Fixes for CVE-2012-0871 (1)
Vendor Advisories for CVE-2012-0871 (2)
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https://bugzilla.redhat.com/show_bug.cgi?id=795853 x_refsource_CONFIRM
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https://bugzilla.novell.com/show_bug.cgi?id=747154 x_refsource_CONFIRM
Mailing List Discussions for CVE-2012-0871 (1)
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http://lists.opensuse.org/opensuse-security-announce/2012-02/msg00030.html vendor-advisory x_refsource_SUSE
Same Patch Batch · n/a · 2014-04-18 · 18 CVEs total
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| CVE-2014-0150 | QEMU‘virtio_net_handle_mac’函数整数溢出漏洞 | |
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| CVE-2013-4289 | OpenJPEG 整数溢出漏洞 | |
| CVE-2012-6646 | F-Secure Anti-Virus/Safe Anywhere/PSB Workstation Security | |
| CVE-2014-2597 | PCNetSoftware RAC Server 拒绝服务漏洞 | |
| CVE-2013-4279 | imapsync 信息泄露漏洞 | |
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| CVE-2014-2288 | Digium Asterisk Open Source 输入验证漏洞 | |
| CVE-2014-2287 | Digium Asterisk Open Source和Certified Asterisk 输入验证漏洞 | |
| CVE-2014-2286 | Digium Asterisk Open Source和Certified Asterisk 输入验证漏洞 | |
| CVE-2014-2014 | imapsync SSL/TLS Certificate 信任管理问题漏洞 | |
| CVE-2013-7196 | PHPFox 权限许可和访问控制漏洞 | |
| CVE-2013-7195 | PHPFox 权限许可和访问控制漏洞 |
IV. Related Vulnerabilities
V. Comments for CVE-2012-0871
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