Integer overflow in the HwpApp::CHncSDS_Manager function in Hancom Office HanWord…
Priority LOW 37CWE-189Published · 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
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-189 and the CVSS impact.
Summary
Integer overflow in the HwpApp::CHncSDS_Manager function in Hancom Office HanWord processor, as used in Hwp 2014 VP before 9.1.0.2342, HanWord Viewer 2007 and Viewer 2010 8.5.6.1158, and HwpViewer 2014 VP 9.1.0.2186, allows remote attackers to cause a denial of service (crash) and possibly "influence the program's execution flow" via a document with a large paragraph size, which triggers heap corruption.
Why it matters now
EPSS 0.02265 83rd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
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 · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:hancom:hanword_viewer_2007:*:*:*:*:*:*:*:* | all versions | Vulnerable | Hancom |
| cpe:2.3:a:hancom:hanword_viewer_2010:8.5.6.1158:*:*:*:*:*:*:* | 8.5.6.1158 | Vulnerable | Hancom |
| cpe:2.3:a:hancom:hwp_2014:*:*:*:*:*:*:*:* | up to 9.1.0.2342 | Vulnerable | Hancom |
| cpe:2.3:a:hancom:hwpviewer_2014:9.1.0.2186:*:*:*:*:*:*:* | 9.1.0.2186 | Vulnerable | Hancom |
- cpe:2.3:a:hancom:hanword_viewer_2007:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·Hancom
- cpe:2.3:a:hancom:hanword_viewer_2010:8.5.6.1158:*:*:*:*:*:*:* Versions 8.5.6.1158 Vulnerable ·Hancom
- cpe:2.3:a:hancom:hwp_2014:*:*:*:*:*:*:*:* Versions up to 9.1.0.2342 Vulnerable ·Hancom
- cpe:2.3:a:hancom:hwpviewer_2014:9.1.0.2186:*:*:*:*:*:*:* Versions 9.1.0.2186 Vulnerable ·Hancom
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2015-2810
- 2026-10-03 Alias added: GHSA-3f8r-37x3-r4g8
References
Sources
- CVE-2015-2810 · CVE Program
- CVE-2015-2810 · NVD
- FIRST EPSS
- GHSA-3f8r-37x3-r4g8 · GitHub Advisory Database · CC BY 4.0
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