CVE-2018-8845
In Advantech WebAccess versions V8.2_20170817 and prior, WebAccess versions V8.3.0 and prior, WebAccess Dashboard versions V.2.0.15 and prior, WebAccess Scada Node versions prior to 8.3.1, and WebAccess/NMS 2.0.3 and prior, a heap-based buffer overflow…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (5.57%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
In Advantech WebAccess versions V8.2_20170817 and prior, WebAccess versions V8.3.0 and prior, WebAccess Dashboard versions V.2.0.15 and prior, WebAccess Scada Node versions prior to 8.3.1, and WebAccess/NMS 2.0.3 and prior, a heap-based buffer overflow vulnerability has been identified, which may allow an attacker to execute arbitrary 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
- 5.57% probability · 93th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-122, CWE-787
- Affected
- advantech/webaccess · advantech/webaccess dashboard · advantech/webaccess scada · advantech/webaccess\/nms
- Source
- ics-cert@hq.dhs.gov
EPSS 5.6% since 27 October 2026; no change recorded yet. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- http://www.securityfocus.com/bid/104190Third Party Advisory, VDB Entry
- https://ics-cert.us-cert.gov/advisories/ICSA-18-135-01Third Party Advisory, US Government Resource
- http://www.securityfocus.com/bid/104190Third Party Advisory, VDB Entry
- https://ics-cert.us-cert.gov/advisories/ICSA-18-135-01Third Party Advisory, US Government Resource
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.