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.
Conclusion & alert: CVE-2015-2810 is rated Moderate Risk (57.1/100): CVSS High severity, with medium exploitation likelihood (EPSS 1.62%). Mandatory action: Review affected assets and schedule remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2025-03-30 | 2.57% | 1.62% | -0.95% |
| 2 | 2025-03-29 | 1.62% | 2.57% | +0.95% |
| 3 | 2025-03-17 | — | 1.62% | — |
Full EPSS history (6 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.5 | 2.0 | HIGH |
|
10.0 | 6.4 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| hancom | hanword_viewer_2007 | — | cpe:2.3:a:hancom:hanword_viewer_2007:*:*:*:*:*:*:*:* |
| hancom | hanword_viewer_2010 | 8.5.6.1158 | cpe:2.3:a:hancom:hanword_viewer_2010:8.5.6.1158:*:*:*:*:*:*:* |
| hancom | hwp_2014 | <= 9.1.0.2342 | cpe:2.3:a:hancom:hwp_2014:*:*:*:*:*:*:*:* |
| hancom | hwpviewer_2014 | 9.1.0.2186 | cpe:2.3:a:hancom:hwpviewer_2014:9.1.0.2186:*:*:*:*:*:*:* |