CVE-2019-18898— trousers: Local privilege escalation from tss to root
Quick assessment
Affected
SUSE SUSE Linux Enterprise Server 15 SP1
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.
openSUSE和SUSE Linux Enterprise Server都是德国SUSE公司的产品。openSUSE是一套基于Linux的自由操作系统与开源社区项目。SUSE Linux Enterprise Server是一套企业服务器版Linux操作系统。 trousers中存在后置链接漏洞。攻击者可利用该漏洞获取系统中任意文件的所有权。以下产品及版本受到影响：SUSE Linux Enterprise Server 15 SP1 trousers 0.3.14-6.3.1之前版本，openSUSE
Possible ATT&CK Techniques 3 AI
T1055 · Process Injection T1068 · Exploitation for Privilege Escalation T1546.001 · Change Default File Association
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I. Basic Information for CVE-2019-18898
Vulnerability Information
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Vulnerability Title
trousers: Local privilege escalation from tss to root
Source: CVE Program / CVE List V5
Vulnerability Description
UNIX Symbolic Link (Symlink) Following vulnerability in the trousers package of SUSE Linux Enterprise Server 15 SP1; openSUSE Factory allowed local attackers escalate privileges from user tss to root. This issue affects: SUSE Linux Enterprise Server 15 SP1 trousers versions prior to 0.3.14-6.3.1. openSUSE Factory trousers versions prior to 0.3.14-7.1.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
在文件访问前对链接解析不恰当(链接跟随)
Source: CVE Program / CVE List V5
Vulnerability Title
多款SUSE产品trousers后置链接漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
openSUSE和SUSE Linux Enterprise Server都是德国SUSE公司的产品。openSUSE是一套基于Linux的自由操作系统与开源社区项目。SUSE Linux Enterprise Server是一套企业服务器版Linux操作系统。 trousers中存在后置链接漏洞。攻击者可利用该漏洞获取系统中任意文件的所有权。以下产品及版本受到影响：SUSE Linux Enterprise Server 15 SP1 trousers 0.3.14-6.3.1之前版本，openSUSE
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 | SUSE Linux Enterprise Server 15 SP1 | trousers ~ 0.3.14-6.3.1 | - |
|
| openSUSE | Factory | trousers ~ 0.3.14-7.1 | - |
|
II. Public POCs for CVE-2019-18898
| # | POC Description | Source Link | Shenlong Link |
|---|
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Mailing List Discussions for CVE-2019-18898 (1)
-
http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00066.html vendor-advisory x_refsource_SUSE
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V. Comments for CVE-2019-18898
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