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CVE-2019-12806

HIGHCVSS 8.8/10EPSS 4.13%

Last modified

CVE-2019-12806 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. UniSign 2.0.4.0 and earlier version contains a stack-based buffer overflow vulnerability which can overwrite the stack with arbitrary data, due to a buffer overflow in a library. That leads remote attacker to execute arbitrary code via crafted https packets.. EPSS estimates a 4.13% chance of exploitation in the next 30 days.

Description

UniSign 2.0.4.0 and earlier version contains a stack-based buffer overflow vulnerability which can overwrite the stack with arbitrary data, due to a buffer overflow in a library. That leads remote attacker to execute arbitrary code via crafted https packets.

Metrics

CVSS 3.1
8.8/10

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

EPSS Probability
4.13%

89.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
CrosscertUnisign<= 2.0.4.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2019-12806?
UniSign 2.0.4.0 and earlier version contains a stack-based buffer overflow vulnerability which can overwrite the stack with arbitrary data, due to a buffer overflow in a library. That leads remote attacker to execute arbitrary code via crafted https packets.
How severe is CVE-2019-12806?
CVE-2019-12806 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 4.13% probability of exploitation in the next 30 days.
How do I fix CVE-2019-12806?
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-2019-12806?

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

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Source: NVD / NIST