CVE-2002-0853

MEDIUM 5.0CVE-2002-0853 · Published 05/09/2002 · updated 16/06/2026

In short

CVE-2002-0853 is a MEDIUM (CVSS 5.0) vulnerability affecting vpn client (cisco).
Chance of exploitation in the next 30 days (EPSS): 2.2%, higher than 82.2% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
vpn client cisco	`= 3.5.1= 3.5.2`	No fix yet

Description

Cisco Virtual Private Network (VPN) Client 3.5.4 and earlier allows remote attackers to cause a denial of service (CPU consumption) via a packet with a zero-length payload.

References

cisco.com/warp/public/707/vpnclient-multiple-vuln-pub.shtml · Patch
iss.net/security_center/static/9821.php
kb.cert.org/vuls/id/287771 · US Government Resource
securityfocus.com/bid/5440

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