CVE-2019-19958
MEDIUMCVSS 6.5/10EPSS 0.94%
Last modified
CVE-2019-19958 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. In libIEC61850 1.4.0, StringUtils_createStringFromBuffer in common/string_utilities.c has an integer signedness issue that could lead to an attempted excessive memory allocation and denial of service.. EPSS estimates a 0.94% chance of exploitation in the next 30 days.
Description
In libIEC61850 1.4.0, StringUtils_createStringFromBuffer in common/string_utilities.c has an integer signedness issue that could lead to an attempted excessive memory allocation and denial of service.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Mz-Automation | Libiec61850 | 1.4.0 |
References
- https://github.com/mz-automation/libiec61850/issues/198Exploit, Third Party Advisory
- https://github.com/mz-automation/libiec61850/issues/198Exploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2019-19958?
In libIEC61850 1.4.0, StringUtils_createStringFromBuffer in common/string_utilities.c has an integer signedness issue that could lead to an attempted excessive memory allocation and denial of service.
How severe is CVE-2019-19958?
CVE-2019-19958 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.94% probability of exploitation in the next 30 days.
How do I fix CVE-2019-19958?
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-2019-19958?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST