7.8

CVE-2018-8841: advantech webaccess Improper Privilege Management

CVSS: 7.8v3.0HighModified
Published 15-05-2018Last modified 16-09-2024
Open JSON

Vulnerability summary

CVE-2018-8841 is a high (CVSS 7.8) Improper Privilege Management vulnerability in advantech webaccess. EPSS estimates a 0.36% chance of exploitation in the next 30 days, higher than 28.1% of scored vulnerabilities.

Overall risk
31/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.8/10
010
High · v3.0 (NVD)
EPSS score
0.36%
0%100%
Low · -0.03 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 15-05-2018
    PublishedVulnerability first disclosed.
  2. 16-09-2024
    Last modifiedVulnerability information updated.

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, an improper privilege management vulnerability may allow an authenticated user to modify files when read access should only be given to the user.

CVSS metrics

2 scores · 1 source · 2 versions

EPSS trend

Probability

0.36%

Chance of exploitation in the next 30 days

Percentile

28%

Versus all other CVEs

30-day change

-0.03 pp

From 0.39% on 21-09-2026

21-09-202621-10-2026
EPSS score
0.36%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Advantech4 products
  • webaccessWebAccess 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, WebAccess/NMS 2.0.3 and prior. | ≤ 8.2_20170817 | ≤ 8.3.0
  • webaccess_dashboard≤ 2.0.15
  • webaccess_scada< 8.3.1
  • webaccess\/nms≤ 2.0.3

1 vendor · 4 products

References

2 links