Advantech WebAccess 8.3.1 and 8.3.2 are vulnerable to cross-site scripting in the Bwmainleft.asp page. An attacker could leverage this vulnerability to disclose credentials amongst other things.
CVE-2018-15707
MEDIUMNVD 5.45.4—Elevated
EchelonGraph scoreMEDIUM confidence
Score 5.4 from GitHub Security Advisory published 2022-05-14. NVD baseline CVSS 5.4; sources differ by 0.0.
Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
5.4EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
- Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 1.9%CVSS: 5.4Exploit: Elevated riskExposed services: —
No fix is confirmed yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for the fix.
Internet exposure
The internet-exposure footprint is temporarily unavailable — the KEV-Exposure radar's record for this CVE could not be loaded just now. That is not a finding of zero exposed services; please retry shortly.
- CVSS v3
- 5.4
- EG Score
- 5.4MEDIUMmedium confidence
- EG Risk
- 45EG Risk 45/100CISA SSVC
EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).
How it’s computedSeverity54% × 45%Exploitation40% × 40%Automatability30% × 15%CISA SSVC: Track at low or medium mission impact; Track* or Attend at high (mission-essential systems).Action: No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines at low or medium mission impact and sooner than that at high, and watch the vendor's advisory for the fix. - EPSS PROB
- 1.9%
- EPSS %ILE
- 78th
- KEV
- Not listed
CISA SSVCTrack at low or medium mission impact; Track* or Attend at high (mission-essential systems).
No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines at low or medium mission impact and sooner than that at high, and watch the vendor's advisory for the fix.
Exploitation public PoC (EG-KEV: elevated) · Automatable unknown (not published for this CVE) · Technical impact partial (CVSS below 9.0). Mission impact is CISA's Mission & Well-being decision point, and only you can judge it: high means the affected system is essential to your organisation's mission, or its compromise could cause irreversible harm to people. CISA's decision table
Published
October 31, 2018
Last Modified
November 21, 2024
References (4)
- vulnreport@tenablehttps://www.exploit-db.com/exploits/45774/
- vulnreport@tenablehttps://www.tenable.com/security/research/tra-2018-35
- af854a3a-2127-422b-91ae-364da2661108https://www.exploit-db.com/exploits/45774/
- af854a3a-2127-422b-91ae-364da2661108https://www.tenable.com/security/research/tra-2018-35
Vendor Advisories for CVE-2018-15707
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Related CVEs
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Frequently asked(5)
What is CVE-2018-15707?
CVE-2018-15707 is a medium vulnerability published on October 31, 2018. Advantech WebAccess 8.3.1 and 8.3.2 are vulnerable to cross-site scripting in the Bwmainleft.asp page. An attacker could leverage this vulnerability to disclose credentials amongst other things.
When was CVE-2018-15707 disclosed?
CVE-2018-15707 was first published on October 31, 2018, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2018-15707 actively exploited?
CVE-2018-15707 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1.9% probability of exploitation in the next 30 days (78th percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2018-15707?
CVE-2018-15707 has a CVSS v3 base score of 5.4 (NVD).
How do I remediate CVE-2018-15707?
No fix for CVE-2018-15707 is confirmed yet. Until one is published, restrict network exposure of the affected system or apply the vendor's mitigation — for example, keep it off the internet or limit it to trusted networks — and watch the vendor's advisory for the fix.
Dependency Blast Radius
Explore the affected products and dependency analysis for CVE-2018-15707
Is Your Infrastructure Affected by CVE-2018-15707?
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