CVE-2014-1809

Exploitation likely. EPSS gives it a 10% chance of exploitation in the next 30 days. A vendor fix is available.

CVSS 2.06.8Medium EPSS percentile95th10% chance in 30 days CISA KEVNot listedNo confirmed exploitation
No public exploit known FixVendor fixNo build named by the sources

Published 2014-05-14Updated 2026-05-06Sources: CVE.org, NVD, BDU

NVD CVE.org

What to do

The vendor has published a fix. Version details are below where the sources state them.

Check it yourselfA free OpenVAS check exists for this CVE. Run it against your hosts.Is your organisation exposed?Request an assessment to establish which checks fit your systems.

What it is

From the CVE record

The MSCOMCTL library in Microsoft Office 2007 SP3, 2010 SP1 and SP2, and 2013 Gold, SP1, RT, and RT SP1 makes it easier for remote attackers to bypass the ASLR protection mechanism via a crafted web site, as exploited in the wild in May 2014, aka "MSCOMCTL ASLR Vulnerability."

In plain language

No plain-language summary for this CVE yet.

Exploitation

Where each signal puts this CVE on the scale from published to confirmed exploited.

EPSS95th

CISA KEV

Not in the catalog. CISA has not confirmed exploitation.

Public exploits

No public exploit or proof of concept found in the sources we track.

EPSS

10% chance of exploitation activity in the next 30 days, which ranks it in the 95th percentile of scored CVEs.

Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.

Lifecycle

6 events over 4425 days, from the signal feeds we watch.

2026-06-25OpenVAS check added
2026-06-22EPSS band changelow → moderate
2026-05-06Patch availablerecord updated
2014-05-14Publishedweakness classified

Affected products

Microsoft Corpcommercial · USaka microsoft, microsoft corporation
- Microsoft Office 2010 Service Pack 1Desktop AppConsumer Software / productivity
- Microsoft Office 2013 RTOn-premOperating Systems / windows
- Microsoft Office 2013 RT Service Pack 1Desktop AppOn-premOperating Systems

And 6 more affected products. See all after sign-in

Technical detail

CVSS 2.0 vector

Open in the CVSS calculator

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

Scored 6.8 by NVD.

How it is reached

Access Vector NetworkExploitable remotely over the network
Access Complexity MediumSome conditions must be met
Authentication NoneNo authentication required

Impact if exploited

Confidentiality PartialSome information is disclosed
Integrity PartialSome data can be modified
Availability PartialReduced performance or service disruption

Weaknesses

CWE-264No name in the record

Sources

References in the record

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