CVE-2017-2790 describes a critical heap-based buffer overflow vulnerability in JustSystems Ichitaro Office. This flaw occurs when processing a malformed Excel (.xls) Workbook stream record, where the application incorrectly calculates a memory copy size, leading to potential code execution. With a CVSS score of 9.8, it poses a severe risk due to its network-exploitable nature and high impact on confidentiality, integrity, and availability. Despite its critical severity, there is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
All Versions ImpactedCPE matchmatch criteria | cpe:2.3:a:justsystems:ichitaro:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.