HOMEVULNERABILITIESCVE-2009-0538
MEDIUM

CVE-2009-0538

CWE-134Published: March 18, 2009· Updated: Jun 16, 2026

4.6
CVSS v3.1

Official Description

Format string vulnerability in Symantec pcAnywhere before 12.5 SP1 allows local users to read and modify arbitrary memory locations, and cause a denial of service (application crash) or possibly have unspecified other impact, via format string specifiers in the pathname of a remote control file (aka .CHF file).

NVD Source

Technical Analysis

CVE-2009-0538 requires local access, meaning attackers must already have a foothold on the target system.

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 VectorLocal
Attack ComplexityLow
Privileges Req.
User Interaction
Scope
Impact
ConfidentialityP
IntegrityP
AvailabilityP
AV:L/AC:L/Au:N/C:P/I:P/A:P

Affected Vendors & Products

symantec1 product(s)
pcanywhere
Source: NVD CPE · 9 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

All References (18)

Quick Facts

CVE IDCVE-2009-0538
CVSS Score4.6 / 10
SeverityMEDIUM
WeaknessCWE-134
CISA KEVNo
Affected1 vendor(s)
PublishedMar 18, 2009

Related CVEs (CWE-134)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2009-0538 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. CVE data is provided under the NVD usage policy.