CVE-2017-5188

OBS worker VM escape via relative symbolic links

Description

The bs_worker code in open build service before 20170320 followed relative symlinks, allowing reading of files outside of the package source directory during build, allowing leakage of private information.

Category

5.0
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.15%
Affected: openSUSE open build service
Published at:
Updated at:

References

Link Tags
https://github.com/openSUSE/open-build-service/commit/ba27c91351878bc297ec4baba0bd488a2f3b568d
https://bugzilla.suse.com/show_bug.cgi?id=1029824
https://www.suse.com/de-de/security/cve/CVE-2017-5188/

Frequently Asked Questions

What is the severity of CVE-2017-5188?
CVE-2017-5188 has been scored as a medium severity vulnerability.
How to fix CVE-2017-5188?
To fix CVE-2017-5188, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2017-5188 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2017-5188 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2017-5188?
CVE-2017-5188 affects openSUSE open build service.
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