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CVE-2008-1091

47
FAUCET Score

CVE-2008-1091 is an unspecified vulnerability in Microsoft Word across various Office versions (2000, XP SP3, 2003 SP2/SP3, and 2007 Office System SP1 and earlier) that allows remote code execution. This critical vulnerability, also known as "Object Parsing Vulnerability," is triggered by a malformed string within a Rich Text Format (.rtf) file, leading to a heap-based buffer overflow due to a "memory calculation error." With a CVSS score of 9.3, it presents a high risk due to its network-based attack vector, medium attack complexity, and complete compromise of confidentiality, integrity, and availability. Despite its severity and high FAUCET Risk Score of 98/100, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
2000CPE matchmatch criteria
cpe:2.3:a:microsoft:office:2000:sp3:*:*:*:*:*:*
2003CPE matchmatch criteria
cpe:2.3:a:microsoft:office:2003:sp2:*:*:*:*:*:*
2003CPE matchmatch criteria
cpe:2.3:a:microsoft:office:2003:sp3:*:*:*:*:*:*
2004CPE matchmatch criteria
cpe:2.3:a:microsoft:office:2004:*:mac:*:*:*:*:*
2007CPE matchmatch criteria
cpe:2.3:a:microsoft:office:2007:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

9.3HIGH

AV:N/AC:M/Au:N/C:C/I:C/A:C

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
40.51%
Probability of exploitation in next 30 days
EPSS Percentile
98.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.4051 is in the 97th percentile among its peer group of 8,920 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media 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

Remediation records are not available for this CVE.

References

marc.info
docs.microsoft.com / en-us/security-updates/securitybulletins/2008/ms08-026
secunia.com / advisories/30143
Vendor Advisory
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5494
kb.cert.org / vuls/id/543907
US Government Resource
securityfocus.com / archive/1/492020/100/0/threaded
securityfocus.com / bid/29104
securitytracker.com / id
us-cert.gov / cas/techalerts/TA08-134A.html
US Government Resource
vupen.com / english/advisories/2008/1504/references
zerodayinitiative.com / advisories/ZDI-08-023