CVE-2009-0549 is a critical remote code execution vulnerability affecting Microsoft Excel across various Office versions for Windows and Mac, as well as the Excel Viewer and Open XML File Format Converter. Attackers can exploit this by crafting a malicious Excel file containing a malformed record object, leading to record pointer corruption. With a CVSS score of 9.3, this vulnerability has a high severity, allowing unauthenticated attackers to execute arbitrary code with full confidentiality, integrity, and availability impact through medium complexity user interaction (e.g., opening a malicious file). Despite its age and high risk score, there is no evidence of active exploitation, public exploit code, or significant community discussion, and it is not listed in CISA's KEV catalog.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
2004CPE matchmatch criteria | cpe:2.3:a:microsoft:office:2004:*:mac:*:*:*:*:* | ||
2008CPE matchmatch criteria | cpe:2.3:a:microsoft:office:2008:*:mac:*:*:*:*:* | ||
xpCPE matchmatch criteria | cpe:2.3:a:microsoft:office:xp:sp3:*:*:*:*:*:* | ||
All Versions ImpactedCPE matchmatch criteria | cpe:2.3:a:microsoft:office_compatibility_pack_for_word_excel_ppt_2007:*:sp1:*:*:*:*:*:* | ||
All Versions ImpactedCPE matchmatch criteria | cpe:2.3:a:microsoft:office_compatibility_pack_for_word_excel_ppt_2007:*:sp2:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:M/Au:N/C:C/I:C/A:C
No social media mentions found for this CVE.
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.