CVE-2019-20387
HIGHCVSS 7.5/10EPSS 2.34%
Last modified
CVE-2019-20387 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. repodata_schema2id in repodata.c in libsolv before 0.7.6 has a heap-based buffer over-read via a last schema whose length is less than the length of the input schema.. EPSS estimates a 2.34% chance of exploitation in the next 30 days.
Description
repodata_schema2id in repodata.c in libsolv before 0.7.6 has a heap-based buffer over-read via a last schema whose length is less than the length of the input schema.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Opensuse | Libsolv | < 0.7.6 |
| Debian | Debian Linux | 8.0 |
References
- https://github.com/openSUSE/libsolv/commit/fdb9c9c03508990e4583046b590c30d958f272daPatch, Third Party Advisory
- https://github.com/openSUSE/libsolv/compare/0.7.5...0.7.6Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/01/msg00034.htmlMailing List, Third Party Advisory
- https://github.com/openSUSE/libsolv/commit/fdb9c9c03508990e4583046b590c30d958f272daPatch, Third Party Advisory
- https://github.com/openSUSE/libsolv/compare/0.7.5...0.7.6Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/01/msg00034.htmlMailing List, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2019-20387?
repodata_schema2id in repodata.c in libsolv before 0.7.6 has a heap-based buffer over-read via a last schema whose length is less than the length of the input schema.
How severe is CVE-2019-20387?
CVE-2019-20387 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 2.34% probability of exploitation in the next 30 days.
How do I fix CVE-2019-20387?
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-2019-20387?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST