What is CVE-2009-0557?

CVE-2009-0557 is a vulnerability in N/a. Published 2009-06-10.

Is CVE-2009-0557 known to be exploited?

Yes. CVE-2009-0557 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-06-08), indicating it is being actively exploited. 2 public proof-of-concept repositories are indexed.

Vulnerability in N/a

CVE-2009-0557

Excel in Microsoft Office 2000 SP3, Office XP SP3, Office 2003 SP3, and Office 2004 and 2008 for Mac; Excel in 2007 Microsoft Office System SP1 and SP2; Open XML File Format Converter for Mac; Microsoft Office Excel Viewer 2003 SP3; Micros…

EPSS: 0.864 (99.4th percentile) — read the EPSS interpretation.

Affected products

N/a — versions n/a

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on 2022-06-08. CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: 2022-06-22.

Required action: Apply updates per vendor instructions.

Public proof-of-concept exploits

References

ADV-2009-1540 (vdb-entry, x_refsource_VUPEN)
oval:org.mitre.oval:def:5564 (x_refsource_OVAL, signature, vdb-entry)
1022351 (vdb-entry, x_refsource_SECTRACK)
MS09-021 (x_refsource_MS, vendor-advisory)
54953 (x_refsource_OSVDB, vdb-entry)
35241 (vdb-entry, x_refsource_BID)
TA09-160A (x_refsource_CERT, third-party-advisory)

Frequently asked questions

What is CVE-2009-0557?: CVE-2009-0557 is a vulnerability in N/a. Published 2009-06-10.
Is CVE-2009-0557 known to be exploited?: Yes. CVE-2009-0557 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-06-08), indicating it is being actively exploited. 2 public proof-of-concept repositories are indexed.