CVE-2002-0853
Cisco Virtual Private Network (VPN) Client 3.5.4 and earlier allows remote attackers to cause a...
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.
Exploit likelihood
What each source reports
NVD Score used
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.
- Record
CVE-2002-0853- CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:N/A:P - Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2002-0853- Updated
- 2026-11-02
EUVDEUVD-2002-0845 No score
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.
- Record
EUVD-2002-0845- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-5ppw-9f97-jjpj No score
Cisco Virtual Private Network (VPN) Client 3.5.4 and earlier allows remote attackers to cause a...
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.
- Record
GHSA-5ppw-9f97-jjpj- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2002-0853 is a medium vulnerability (CVSS 5.0) in Cisco Vpn Client, published September 5, 2002. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.15%, the 82nd percentile. No source names a fixed version.