VulnerabilityModified
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.
CRITICAL 9.8EPSS 3.61%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (3.61%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 3.61% probability · 89th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-121, CWE-787
- Affected
- advantech/webaccess
- Source
- vulnreport@tenable.com
References
- https://www.tenable.com/security/research/tra-2019-52Exploit, Third Party Advisory
- https://www.tenable.com/security/research/tra-2019-52Exploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.