Advantech WebAccess Stack-based Buffer Overflow
Priority LOW 38CWE-121Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Partial · Partial · Partial
- Fix status
- Fixed
Attack profile from CVSS 2.0 · CNA. Fix status from CNA. Impact type from CWE-121 and the CVSS impact.
Summary
By providing an overly long string to the UserName parameter, an attacker may be able to overflow the static stack buffer. The attacker may then execute code on the target device remotely.
Why it matters now
EPSS 0.02622 85th percentileScored 2026-11-07
Fix Fixed WebAccess (Advantech): 7.2
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Advantech | WebAccess | up to 7.1 | 7.2 | Patch available | CNA |
- WebAccess VendorAdvantech Affected up to 7.1 Fixed in 7.2 Patch available CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:advantech:advantech_webaccess:*:*:*:*:*:*:*:* | up to 7.1 | Vulnerable | Advantech |
| cpe:2.3:a:advantech:advantech_webaccess:5.0:*:*:*:*:*:*:* | 5.0 | Vulnerable | Advantech |
| cpe:2.3:a:advantech:advantech_webaccess:6.0:*:*:*:*:*:*:* | 6.0 | Vulnerable | Advantech |
| cpe:2.3:a:advantech:advantech_webaccess:7.0:*:*:*:*:*:*:* | 7.0 | Vulnerable | Advantech |
- cpe:2.3:a:advantech:advantech_webaccess:*:*:*:*:*:*:*:* Versions up to 7.1 Vulnerable ·Advantech
- cpe:2.3:a:advantech:advantech_webaccess:5.0:*:*:*:*:*:*:* Versions 5.0 Vulnerable ·Advantech
- cpe:2.3:a:advantech:advantech_webaccess:6.0:*:*:*:*:*:*:* Versions 6.0 Vulnerable ·Advantech
- cpe:2.3:a:advantech:advantech_webaccess:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Advantech
Remediation
- Fix · CNA WebAccess (Advantech) Fixed in 7.2
Timeline
- 2026-10-02 Threatist record created from CVE-2014-0770
- 2026-10-03 Alias added: GHSA-9j43-pj26-jfmp
References
More Advantech Webaccess vulnerabilities
- TI-2014-01879 Advantech WebAccess Stack-Based Buffer Overflow CVSS 2.0HIGH 7.5
- TI-2012-00235 Format string vulnerability in Advantech/BroadWin WebAccess before 7.0 allows remote… CVSS 2.0HIGH 10.0
- TI-2012-00236 Buffer overflow in an ActiveX control in bwocxrun.ocx in Advantech/BroadWin WebAccess… CVSS 2.0HIGH 10.0
- TI-2012-00233 GbScriptAddUp.asp in Advantech/BroadWin WebAccess before 7.0 does not properly perform… CVSS 2.0HIGH 10.0
- TI-2012-00231 Stack-based buffer overflow in opcImg.asp in Advantech/BroadWin WebAccess before 7.0… CVSS 2.0HIGH 10.0
- TI-2011-03898 Buffer overflow in an ActiveX control in Advantech/BroadWin WebAccess before 7.0 might… CVSS 2.0HIGH 10.0
Sources
- CVE-2014-0770 · CVE Program
- CVE-2014-0770 · NVD
- FIRST EPSS
- GHSA-9j43-pj26-jfmp · GitHub Advisory Database · CC BY 4.0
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