9.3

CVE-2009-1534: microsoft isa_server

CVSS: 9.3v2.0HighModified
Published 12-08-2009Last modified 07-08-2024

Vulnerability summary

CVE-2009-1534 is a high (CVSS 9.3) vulnerability in microsoft isa_server. EPSS estimates a 51.61% chance of exploitation in the next 30 days, higher than 98.9% of scored vulnerabilities. 2 public exploits are recorded.

Overall risk
70/100
0100
High · default modelHow is this calculated?
CVSS score
9.3/10
010
High · v2.0 (NVD)
EPSS score
51.61%
0%100%
Critical · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits2exploit-database, metasploit

Timeline

  1. 12-08-2009
    PublishedVulnerability first disclosed.
  2. 07-08-2024
    Last modifiedVulnerability information updated.

Description

Buffer overflow in the Office Web Components ActiveX Control in Microsoft Office XP SP3, Office 2000 Web Components SP3, Office XP Web Components SP3, BizTalk Server 2002, and Visual Studio .NET 2003 SP1 allows remote attackers to execute arbitrary code via crafted property values, aka "Office Web Components Buffer Overflow Vulnerability."

CVSS metrics

1 score · 1 source · 1 version

EPSS trend

Probability

51.61%

Chance of exploitation in the next 30 days

Percentile

99%

Versus all other CVEs

30-day change

0.00 pp

From 51.61% on 19-09-2026

19-09-202619-10-2026
EPSS score
51.61%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

2 found
  • exploit-databaseremotewindowsVerified

    Microsoft OWC Spreadsheet - HTMLURL Buffer Overflow (MS09-043) (Metasploit)

    Maturity: weaponized

  • MetasploitMetasploitremoteUnverified

    Microsoft OWC Spreadsheet HTMLURL Buffer Overflow

    exploit/windows/browser/ms09_043_owc_htmlurl

    Maturity: poc

Weaknesses

CWE · root cause

Affected systems

Microsoft3 products

1 vendor · 3 products

References

6 links