Multiple buffer overflows in the ISSymbol ActiveX control in ISSymbol.ocx 61.6.0.0 and…
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Medium
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Complete · Complete · Complete
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-119 and the CVSS impact.
Summary
Multiple buffer overflows in the ISSymbol ActiveX control in ISSymbol.ocx 61.6.0.0 and 301.1009.2904.0 in the ISSymbol virtual machine, as distributed in Advantech Studio 6.1 SP6 61.6.01.05, InduSoft Web Studio before 7.0+SP1, and InduSoft Thin Client 7.0, allow remote attackers to execute arbitrary code via a long (1) InternationalOrder, (2) InternationalSeparator, or (3) LogFileName property value; or (4) a long bstrFileName argument to the OpenScreen method.
Why it matters now
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 |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 5
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:advantech:advantech_studio:6.1:sp6_61.6.01.05:*:*:*:*:*:* | 6.1 sp6_61.6.01.05 | Vulnerable | Advantech |
| cpe:2.3:a:indusoft:thin_client:7.0:*:*:*:*:*:*:* | 7.0 | Vulnerable | InduSoft |
| cpe:2.3:a:indusoft:web_studio:*:*:*:*:*:*:*:* | up to 7.0 | Vulnerable | InduSoft |
| cpe:2.3:a:indusoft:web_studio:6.1:*:*:*:*:*:*:* | 6.1 | Vulnerable | InduSoft |
| cpe:2.3:a:indusoft:web_studio:6.1:sp6:*:*:*:*:*:* | 6.1 sp6 | Vulnerable | InduSoft |
- cpe:2.3:a:advantech:advantech_studio:6.1:sp6_61.6.01.05:*:*:*:*:*:* Versions 6.1 sp6_61.6.01.05 Vulnerable ·Advantech
- cpe:2.3:a:indusoft:thin_client:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·InduSoft
- cpe:2.3:a:indusoft:web_studio:*:*:*:*:*:*:*:* Versions up to 7.0 Vulnerable ·InduSoft
- cpe:2.3:a:indusoft:web_studio:6.1:*:*:*:*:*:*:* Versions 6.1 Vulnerable ·InduSoft
- cpe:2.3:a:indusoft:web_studio:6.1:sp6:*:*:*:*:*:* Versions 6.1 sp6 Vulnerable ·InduSoft
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2011-0340
- 2026-10-03 Alias added: GHSA-w53j-c547-g9gf
References
Sources
- CVE-2011-0340 · CVE Program
- CVE-2011-0340 · NVD
- FIRST EPSS
- GHSA-w53j-c547-g9gf · GitHub Advisory Database · CC BY 4.0
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