CVE-2019-5094

Public Exploit

Description

An exploitable code execution vulnerability exists in the quota file functionality of E2fsprogs 1.45.3. A specially crafted ext4 partition can cause an out-of-bounds write on the heap, resulting in code execution. An attacker can corrupt a partition to trigger this vulnerability.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.08%
Vendor Advisory debian.org Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org Vendor Advisory gentoo.org
Affected: n/a E2fsprogs
Published at:
Updated at:

References

Link Tags
https://www.debian.org/security/2019/dsa-4535 third party advisory vendor advisory
https://lists.debian.org/debian-lts-announce/2019/09/msg00029.html third party advisory mailing list
https://seclists.org/bugtraq/2019/Sep/58 third party advisory mailing list
https://usn.ubuntu.com/4142-2/ third party advisory vendor advisory
https://usn.ubuntu.com/4142-1/ third party advisory vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2AKETJ6BREDUHRWQTV35SPGG5C6H7KSI/ vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6DOBCYQKCTTWXBLMUPJ5TX3FY7JNCOKY/ vendor advisory
https://security.gentoo.org/glsa/202003-05 third party advisory vendor advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2019-0887 third party advisory exploit
https://security.netapp.com/advisory/ntap-20200115-0002/ third party advisory

Frequently Asked Questions

What is the severity of CVE-2019-5094?
CVE-2019-5094 has been scored as a high severity vulnerability.
How to fix CVE-2019-5094?
To fix CVE-2019-5094, 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-2019-5094 being actively exploited in the wild?
It is possible that CVE-2019-5094 is being exploited or will be exploited in a near future based on public information. 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-2019-5094?
CVE-2019-5094 affects n/a E2fsprogs.
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