CVE-2009-2761

No known exploitation. EPSS puts it in the 26th percentile. A vendor fix is available.

CVSS 2.07.2High EPSS percentile26th0.4% chance in 30 days CISA KEVNot listedNo confirmed exploitation
No public exploit known FixVendor fixNo build named by the sources

Published 2009-08-13Updated 2026-04-23Sources: CVE.org, NVD

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

Unquoted Windows search path vulnerability in the scheduler (sched.exe) in Avira AntiVir, AntiVir Premium, Premium Security Suite, and AntiVir Professional might allow local users to gain privileges via a malicious antivir.exe file in the "C:\Program Files\avira\" directory.

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.

EPSS26th

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

0.4% chance of exploitation activity in the next 30 days, which ranks it in the 26th percentile of scored CVEs.

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

Lifecycle

5 events over 6160 days, from the signal feeds we watch.

2026-06-25OpenVAS check added
2026-04-23Patch availablerecord updated
2009-08-13Publishedweakness classified

Affected products

aviracommercial · DEaka antivir
- antivirDesktop AppOn-premSecurity Products / endpoint-av-edr
- antivir security suiteOn-premSecurity Products / endpoint-av-edr

And 1 more affected product. See all after sign-in

Technical detail

CVSS 2.0 vector

Open in the CVSS calculator

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

Scored 7.2 by NVD.

How it is reached

Access Vector LocalRequires local access
Access Complexity LowNo special conditions required
Authentication NoneNo authentication required

Impact if exploited

Confidentiality CompleteAll information is disclosed
Integrity CompleteAll data can be modified
Availability CompleteTotal shutdown of the affected resource

Weaknesses

NVD-CWE-OtherNo name in the record

Sources

References in the record

And 2 more references. See all after sign-in

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