CVE-2018-19640— Code execution if run with command line switch -v
Quick assessment
Affected
SUSE supportutils
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.
SUSE Supportutils是德国SUSE公司的一款使用在SUSE Linux系统中实用程序集。该产品具有收集系统故障排除信息、读取和解释basic-health-check.txt文件、对内核核心文件执行简要分析等功能。 SUSE Supportutils中存在输入验证漏洞。攻击者可利用该漏洞终止任意进程。
Possible ATT&CK Techniques 3 AI
T1059 · Command and Scripting Interpreter T1083 · File and Directory Discovery T1054
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I. Basic Information for CVE-2018-19640
Vulnerability Information
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Vulnerability Title
Code execution if run with command line switch -v
Source: CVE Program / CVE List V5
Vulnerability Description
If the attacker manages to create files in the directory used to collect log files in supportutils before version 3.1-5.7.1 (e.g. with CVE-2018-19638) he can kill arbitrary processes on the local machine.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
不安全的临时文件
Source: CVE Program / CVE List V5
Vulnerability Title
SUSE Supportutils 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
SUSE Supportutils是德国SUSE公司的一款使用在SUSE Linux系统中实用程序集。该产品具有收集系统故障排除信息、读取和解释basic-health-check.txt文件、对内核核心文件执行简要分析等功能。 SUSE Supportutils中存在输入验证漏洞。攻击者可利用该漏洞终止任意进程。
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 |
|---|---|---|---|---|
| SUSE | supportutils | unspecified ~ 3.1-5.7.1 | - |
|
II. Public POCs for CVE-2018-19640
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2018-19640 (1)
-
https://bugzilla.suse.com/show_bug.cgi?id=1118463 x_refsource_CONFIRM
Mailing List Discussions for CVE-2018-19640 (1)
-
http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00018.html vendor-advisory x_refsource_SUSE
Same Patch Batch · SUSE · 2019-03-05 · 5 CVEs total
| CVE-2018-19636 | Local root exploit via inclusion of attacker controlled shell script | |
| CVE-2018-19637 | Static temporary filename allows overwriting of files | |
| CVE-2018-19638 | User can overwrite arbitrary log files in support tar | |
| CVE-2018-19639 | Code execution if run with command line switch -v |
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V. Comments for CVE-2018-19640
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