Overly broad permissions can turn one compromised account into a much larger security problem. Learn how to reduce unnecessary access, review privileges, and apply least privilege across modern Linux systems. Review Linux Privileges×

Alerts This Week
Warning Icon 1 464
Alerts This Week
Warning Icon 1 464

SUSE: 2021:1876-2 Critical: Snakeyaml Security Vulnerability Mitigation

suse
Calendar Grey June 7, 2021
Scroller Suse
SUSE patch for snakeyaml addresses entity expansion vulnerabilities and enhances security protocols.
An update that solves one vulnerability and has one errata is now available

Summary

This update for snakeyaml fixes the following issues: - Upgrade to 1.28 - CVE-2017-18640: The Alias feature allows entity expansion during a load operation (bsc#1159488, bsc#1186088) Patch Instructions: To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: - SUSE Linux Enterprise Module for SUSE Manager Server 4.2: zypper in -t patch SUSE-SLE-Module-SUSE-Manager-Server-4.2-2021-1876=1 - SUSE Linux Enterprise Module for Development Tools 15-SP3: zypper in -t patch SUSE-SLE-Module-Development-Tools-15-SP3-2021-1876=1 - SUSE Linux Enterprise Module for Development Tools 15-SP2: zypper in -t patch SUSE-SLE-Module-Development-Tools-15-SP2-2021-1876=1

Topics%20covered

Topics Covered

security advisory software update important development tools SUSE Manager snakeyaml entity expansion

References

#1159488 #1186088

Cross- CVE-2017-18640

CVSS scores:

CVE-2017-18640 (NVD) : 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVE-2017-18640 (SUSE): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Products:

SUSE Linux Enterprise Module for SUSE Manager Server 4.2

SUSE Linux Enterprise Module for Development Tools 15-SP3

SUSE Linux Enterprise Module for Development Tools 15-SP2

https://www.suse.com/security/cve/CVE-2017-18640.html

https://bugzilla.suse.com/1159488

https://bugzilla.suse.com/1186088

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2021:1876-1
Rating: important

Topics%20covered

Topics Covered

security advisory software update important development tools SUSE Manager snakeyaml entity expansion

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.