CVE-2019-25050

Name: CVE-2019-25050
Creator: NVD / NIST
Published: 2021-07-20T07:15:07.603+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.35%

Last modified Jun 17, 2026

CVE-2019-25050 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. netCDF in GDAL 2.4.2 through 3.0.4 has a stack-based buffer overflow in nc4_get_att (called from nc4_get_att_tc and nc_get_att_text) and in uffd_cleanup (called from netCDFDataset::~netCDFDataset and netCDFDataset::~netCDFDataset).. EPSS estimates a 0.35% chance of exploitation in the next 30 days.

Description

netCDF in GDAL 2.4.2 through 3.0.4 has a stack-based buffer overflow in nc4_get_att (called from nc4_get_att_tc and nc_get_att_text) and in uffd_cleanup (called from netCDFDataset::~netCDFDataset and netCDFDataset::~netCDFDataset).

Metrics

CVSS 3.1

7.8/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.35%

26.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-787

Affected Software

Vendor	Product	Versions
Osgeo	Gdal	>= 2.4.2, <= 3.0.4

References

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15143Patch, Third Party Advisory
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15156Patch, Third Party Advisory
https://github.com/OSGeo/gdal/commit/27b9bf644bcf1208f7d6594bdd104cc8a8bb0646Patch, Third Party Advisory
https://github.com/OSGeo/gdal/commit/767e3a56144f676ca738ef8f700e0e56035bd05aPatch, Third Party Advisory
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/gdal/OSV-2020-392.yamlThird Party Advisory
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/gdal/OSV-2020-420.yamlThird Party Advisory
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15143Patch, Third Party Advisory
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15156Patch, Third Party Advisory
https://github.com/OSGeo/gdal/commit/27b9bf644bcf1208f7d6594bdd104cc8a8bb0646Patch, Third Party Advisory
https://github.com/OSGeo/gdal/commit/767e3a56144f676ca738ef8f700e0e56035bd05aPatch, Third Party Advisory
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/gdal/OSV-2020-392.yamlThird Party Advisory
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/gdal/OSV-2020-420.yamlThird Party Advisory

Timeline

Published: Jul 20, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-25050?

How severe is CVE-2019-25050?

CVE-2019-25050 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.35% probability of exploitation in the next 30 days.

How do I fix CVE-2019-25050?

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.

Are you affected by CVE-2019-25050?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST