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CVE-2020-8016— race condition in the packaging of texlive-filesysten

Quick assessment

Affected
SUSE SUSE Linux Enterprise Module for Desktop Applications 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是德国SUSE公司的一套基于Linux的自由操作系统与开源社区项目。 多款SUSE产品中的texlive-filesystem存在竞争条件问题漏洞。攻击者可利用该漏洞损坏文件或可能提升权限。以下产品及版本受到影响：SUSE Linux Enterprise Module for Desktop Applications 15-SP1版本（texlive-filesystem 2017.135-9.5.1之前版本）；SUSE Linux Enterprise Software Develop

CVSS 4.9 · Medium EPSS 0.29% · P21

Possible ATT&CK Techniques 1 AI

T1564.004 · NTFS File Attributes
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I. Basic Information for CVE-2020-8016

Vulnerability Information
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Vulnerability Title
race condition in the packaging of texlive-filesysten
Source: CVE Program / CVE List V5
Vulnerability Description
A Race Condition Enabling Link Following vulnerability in the packaging of texlive-filesystem of SUSE Linux Enterprise Module for Desktop Applications 15-SP1, SUSE Linux Enterprise Software Development Kit 12-SP4, SUSE Linux Enterprise Software Development Kit 12-SP5; openSUSE Leap 15.1 allows local users to corrupt files or potentially escalate privileges. This issue affects: SUSE Linux Enterprise Module for Desktop Applications 15-SP1 texlive-filesystem versions prior to 2017.135-9.5.1. SUSE Linux Enterprise Software Development Kit 12-SP4 texlive-filesystem versions prior to 2013.74-16.5.1. SUSE Linux Enterprise Software Development Kit 12-SP5 texlive-filesystem versions prior to 2013.74-16.5.1. openSUSE Leap 15.1 texlive-filesystem versions prior to 2017.135-lp151.8.3.1.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
检查时间与使用时间(TOCTOU)的竞争条件
Source: CVE Program / CVE List V5
Vulnerability Title
SUSE openSUSE 竞争条件问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
openSUSE是德国SUSE公司的一套基于Linux的自由操作系统与开源社区项目。 多款SUSE产品中的texlive-filesystem存在竞争条件问题漏洞。攻击者可利用该漏洞损坏文件或可能提升权限。以下产品及版本受到影响：SUSE Linux Enterprise Module for Desktop Applications 15-SP1版本（texlive-filesystem 2017.135-9.5.1之前版本）；SUSE Linux Enterprise Software Develop
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 Module for Desktop Applications 15-SP1 texlive-filesystem ~ 2017.135-9.5.1 -
SUSE SUSE Linux Enterprise Software Development Kit 12-SP4 texlive-filesystem ~ 2013.74-16.5.1 -
SUSE SUSE Linux Enterprise Software Development Kit 12-SP5 texlive-filesystem ~ 2013.74-16.5.1 -
openSUSE openSUSE Leap 15.1 texlive-filesystem ~ 2017.135-lp151.8.3.1 -

II. Public POCs for CVE-2020-8016

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III. Intelligence Information for CVE-2020-8016

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Mailing List Discussions for CVE-2020-8016 (1)

IV. Related Vulnerabilities

Same product: SUSE Linux Enterprise Module for Desktop Applications 15-SP1
Same vendor: SUSE
Same weakness: CWE-367

V. Comments for CVE-2020-8016

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