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CVE-2019-3951

CRITICALCVSS 9.8/10EPSS 3.61%

Last modified

CVE-2019-3951 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Advantech WebAccess before 8.4.3 allows unauthenticated remote attackers to execute arbitrary code or cause a denial of service (memory corruption) due to a stack-based buffer overflow when handling IOCTL 70533 RPC messages.. EPSS estimates a 3.61% chance of exploitation in the next 30 days.

Description

Advantech WebAccess before 8.4.3 allows unauthenticated remote attackers to execute arbitrary code or cause a denial of service (memory corruption) due to a stack-based buffer overflow when handling IOCTL 70533 RPC messages.

Metrics

CVSS 3.1
9.8/10

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

EPSS Probability
3.61%

88.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
AdvantechWebaccess< 8.4.3

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2019-3951?
Advantech WebAccess before 8.4.3 allows unauthenticated remote attackers to execute arbitrary code or cause a denial of service (memory corruption) due to a stack-based buffer overflow when handling IOCTL 70533 RPC messages.
How severe is CVE-2019-3951?
CVE-2019-3951 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 3.61% probability of exploitation in the next 30 days.
How do I fix CVE-2019-3951?
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.

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Source: NVD / NIST