CVE-2020-18494
HIGHCVSS 8.8/10EPSS 0.83%
Last modified
CVE-2020-18494 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. Buffer Overflow vulnerability in function H5S_close in H5S.c in HDF5 1.10.4 allows remote attackers to run arbitrary code via creation of crafted file.. EPSS estimates a 0.83% chance of exploitation in the next 30 days.
Description
Buffer Overflow vulnerability in function H5S_close in H5S.c in HDF5 1.10.4 allows remote attackers to run arbitrary code via creation of crafted file.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Hdfgroup | Hdf5 | 1.10.4 |
References
- https://github.com/magicSwordsMan/PAAFS/tree/master/vul12Exploit, Third Party Advisory
- https://github.com/magicSwordsMan/PAAFS/tree/master/vul12Exploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-18494?
Buffer Overflow vulnerability in function H5S_close in H5S.c in HDF5 1.10.4 allows remote attackers to run arbitrary code via creation of crafted file.
How severe is CVE-2020-18494?
CVE-2020-18494 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.83% probability of exploitation in the next 30 days.
How do I fix CVE-2020-18494?
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.
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Are you affected by CVE-2020-18494?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST