HOMEVULNERABILITIESCVE-2007-2650
MEDIUM

CVE-2007-2650

CWE-400Published: May 14, 2007· Updated: Jun 16, 2026

4.3
CVSS v3.1

Official Description

The OLE2 parser in Clam AntiVirus (ClamAV) allows remote attackers to cause a denial of service (resource consumption) via an OLE2 file with (1) a large property size or (2) a loop in the FAT file block chain that triggers an infinite loop, as demonstrated via a crafted DOC file.

NVD Source

Technical Analysis

CVE-2007-2650 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityM
Privileges Req.
User Interaction
Scope
Impact
ConfidentialityNone
IntegrityNone
AvailabilityP
AV:N/AC:M/Au:N/C:N/I:N/A:P

Affected Vendors & Products

clamav1 product(s)
clamav
Debian1 product(s)
debian linux
Source: NVD CPE · 3 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
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Official Patches & Advisories

All References (36)

Quick Facts

CVE IDCVE-2007-2650
CVSS Score4.3 / 10
SeverityMEDIUM
WeaknessCWE-400
CISA KEVNo
Affected2 vendor(s)
PublishedMay 14, 2007

Related CVEs (CWE-400)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2007-2650 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.