CVE-2019-5094
HIGHCVSS 7.5/10EPSS 1.10%
Last modified
CVE-2019-5094 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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. EPSS estimates a 1.10% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| E2fsprogs Project | E2fsprogs | >= 1.43.3, <= 1.45.3 |
| Debian | Debian Linux | 8.0 |
| Debian | Debian Linux | 9.0 |
| Debian | Debian Linux | 10.0 |
| Fedoraproject | Fedora | 30 |
| Fedoraproject | Fedora | 31 |
| Canonical | Ubuntu Linux | 12.04 |
| Canonical | Ubuntu Linux | 14.04 |
| Canonical | Ubuntu Linux | 16.04 |
| Canonical | Ubuntu Linux | 18.04 |
| Canonical | Ubuntu Linux | 19.04 |
| Netapp | Hci Management Node | All versions |
| Netapp | Solidfire | All versions |
References
- https://lists.debian.org/debian-lts-announce/2019/09/msg00029.htmlMailing List, Third Party Advisory
- https://seclists.org/bugtraq/2019/Sep/58Mailing List, Third Party Advisory
- https://security.gentoo.org/glsa/202003-05Third Party Advisory
- https://security.netapp.com/advisory/ntap-20200115-0002/Third Party Advisory
- https://talosintelligence.com/vulnerability_reports/TALOS-2019-0887Exploit, Third Party Advisory
- https://usn.ubuntu.com/4142-1/Third Party Advisory
- https://usn.ubuntu.com/4142-2/Third Party Advisory
- https://www.debian.org/security/2019/dsa-4535Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/09/msg00029.htmlMailing List, Third Party Advisory
- https://seclists.org/bugtraq/2019/Sep/58Mailing List, Third Party Advisory
- https://security.gentoo.org/glsa/202003-05Third Party Advisory
- https://security.netapp.com/advisory/ntap-20200115-0002/Third Party Advisory
- https://talosintelligence.com/vulnerability_reports/TALOS-2019-0887Exploit, Third Party Advisory
- https://usn.ubuntu.com/4142-1/Third Party Advisory
- https://usn.ubuntu.com/4142-2/Third Party Advisory
- https://www.debian.org/security/2019/dsa-4535Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2019-5094?
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.
How severe is CVE-2019-5094?
CVE-2019-5094 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.10% probability of exploitation in the next 30 days.
How do I fix CVE-2019-5094?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2019-5094?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST