VulnerabilityModified
CVE-2021-38389
Advantech WebAccess versions 9.02 and prior are vulnerable to a stack-based buffer overflow, which may allow an attacker to remotely execute code.
CRITICAL 9.8EPSS 10.4%
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 10.4%, higher than 95% of all known CVEs. Patch or mitigate before the next change window.
Description
Advantech WebAccess versions 9.02 and prior are vulnerable to a stack-based buffer overflow, which may allow an attacker to remotely execute code.
- 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
- 10.37% probability · 95th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-121, CWE-787
- Affected
- advantech/webaccess
- Source
- ics-cert@hq.dhs.gov
References
- https://us-cert.cisa.gov/ics/advisories/icsa-21-285-02Mitigation, Third Party Advisory, US Government Resource
- https://us-cert.cisa.gov/ics/advisories/icsa-21-285-02Mitigation, Third Party Advisory, US Government Resource
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.