CVE-2015-3246
Quick assessment
Affected
n/a n/a
Exploitation
Confirmed exploitation in the wild; remediate immediately
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Red Hat libuser是美国红帽（Red Hat）公司的一个用于操作和管理用户和组账户的标准接口库。 usermode程序包中的userhelper程序中使用的libuser 0.56.13-5及之前版本和0.60-7之前0.60版本中存在安全漏洞，该漏洞源于程序直接修改/etc/passwd文件。本地攻击者可通过在执行修改操作时触发错误利用该漏洞造成拒绝服务（不一致的文件状态）。
Public Exploits 3
Metasploit · 1
libuser_roothelper_priv_esc.rb#CVE-2015-3246 [exploit]
In-the-Wild Activity Observed
github_trending · low
cisa_kev · confirmed
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I. Basic Information for CVE-2015-3246
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
libuser before 0.56.13-8 and 0.60 before 0.60-7, as used in the userhelper program in the usermode package, directly modifies /etc/passwd, which allows local users to cause a denial of service (inconsistent file state) by causing an error during the modification. NOTE: this issue can be combined with CVE-2015-3245 to gain privileges.
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
libuser 权限许可和访问控制漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Red Hat libuser是美国红帽（Red Hat）公司的一个用于操作和管理用户和组账户的标准接口库。 usermode程序包中的userhelper程序中使用的libuser 0.56.13-5及之前版本和0.60-7之前0.60版本中存在安全漏洞，该漏洞源于程序直接修改/etc/passwd文件。本地攻击者可通过在执行修改操作时触发错误利用该漏洞造成拒绝服务（不一致的文件状态）。
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 | - |
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II. Public POCs for CVE-2015-3246
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2015-3246 (6)
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https://access.redhat.com/articles/1537873 x_refsource_CONFIRM
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Exploits & Public PoCs for CVE-2015-3246 (1)
Mailing List Discussions for CVE-2015-3246 (3)
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http://lists.fedoraproject.org/pipermail/package-announce/2015-August/163044.html vendor-advisory x_refsource_FEDORA
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http://lists.fedoraproject.org/pipermail/package-announce/2015-July/162947.html vendor-advisory x_refsource_FEDORA
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http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00000.html vendor-advisory x_refsource_SUSE
Same Patch Batch · n/a · 2015-08-11 · 13 CVEs total
| CVE-2015-1818 | Red Hat JBoss BPM Suite dashbuilder XML外部实体漏洞 | |
| CVE-2015-2323 | Fortinet FortiOS 加密问题漏洞 | |
| CVE-2015-3228 | Artifex Software Ghostscript's/base/gsmalloc.c'远程数字错误漏洞 | |
| CVE-2015-3245 | Red Hat Enterprise Linux Server 输入验证错误漏洞 | |
| CVE-2015-3267 | Red Hat JBoss Operations Network 跨站脚本漏洞 | |
| CVE-2015-3626 | Fortinet FortiOS 跨站脚本漏洞 | |
| CVE-2015-4634 | Cacti SQL注入漏洞 | |
| CVE-2015-5176 | Red Hat JBoss Portal PortletBridge PortletRequestDispatcher 代码注入漏洞 | |
| CVE-2015-5369 | 多款Pulse Secure Pulse Connect Secure产品代码注入漏洞 | |
| CVE-2015-5522 | Tidy‘tmbstr.c’基于堆的缓冲区溢出漏洞 | |
| CVE-2015-5523 | Tidy 缓冲区溢出漏洞 | |
| CVE-2015-5965 | Fortinet FortiOS 输入验证漏洞 |
IV. Related Vulnerabilities
V. Comments for CVE-2015-3246
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