CVE-2018-8837: advantech webaccess_hmi_designer Out-of-bounds Write
CVSS: 7.8v3.0HighModified
Published 25-04-2018Last modified 16-09-2024
Vulnerability summary
CVE-2018-8837 is a high (CVSS 7.8) Out-of-bounds Write vulnerability in advantech webaccess_hmi_designer. EPSS estimates a 2.02% chance of exploitation in the next 30 days, higher than 80.7% of scored vulnerabilities.
CVSS score
7.8/10
010
High · v3.0 (NVD)EPSS score
2.02%
0%100%
Low · -0.69 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 25-04-2018PublishedVulnerability first disclosed.
- 16-09-2024Last modifiedVulnerability information updated.
Description
Processing specially crafted .pm3 files in Advantech WebAccess HMI Designer 2.1.7.32 and prior may cause the system to write outside the intended buffer area and may allow remote code execution.
CVSS metrics
2 scores · 1 source · 2 versionsHigh 7.8Preferred score · NVD (NIST)
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HSourcesSingle source
Medium 6.8Preferred score · NVD (NIST)
AV:N/AC:M/Au:N/C:P/I:P/A:PSourcesSingle source
EPSS trend
Probability
2.02%
Chance of exploitation in the next 30 days
Percentile
81%
Versus all other CVEs
30-day change
-0.69 pp
From 2.71% on 21-09-2026
21-09-202621-10-2026
EPSS score2.02%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Advantech1 product
- webaccess_hmi_designer≤ 2.1.7.32
Ics-cert1 product
- advantech webaccess hmi designerAdvantech WebAccess HMI Designer, Version 2.1.7.32 and prior.
2 vendors · 2 products
References
2 links- ics-cert.us-cert.gov/advisories/ICSA-18-114-03X Refsource MISCThird Party AdvisoryUS Government Resource