MEDIUM
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
Published Apr 2, 2003
5.0
MEDIUMCVSS 2.0
EPSS 2.15%
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.
Affected products
No data.
OR
- 3.5.1
- 3.5.1
- 3.5.1
- 3.5.1
- 3.5.2
- 3.5.2
- 3.5.2
- 3.5.2
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
5.0 MEDIUM NVD
AV:N/AC:L/Au:N/C:N/I:N/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
2.15% 0.02155
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.02155
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.15% (0.02155) | 81.50th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.15% (0.02155) | 79.72th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.68% (0.00682) | 69.94th | v4 (v2025.03.14) |
| Dec 12, 2024 | 1.16% (0.01161) | 85.54th | v3 (v2023.03.01) |
| Jan 29, 2024 | 1.16% (0.01161) | 83.39th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.92% (0.00920) | 80.46th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.21% (0.01213) | 66.61th | v2 (v2022.01.01) |
| Feb 17, 2023 | 1.21% (0.01213) | 66.22th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.21% (0.01213) | 64.21th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.21% (0.01213) | 40.54th | v2 (v2022.01.01) |
Weaknesses (0)
No CWE recorded.
References (4)
- http://www.cisco.com/warp/public/707/vpnclient-multiple-vuln-pub.shtml vendor-advisoryx_refsource_CISCOPatchVendor Advisory
- http://www.iss.net/security_center/static/9821.php vdb-entryx_refsource_XF
- http://www.kb.cert.org/vuls/id/287771 third-party-advisoryx_refsource_CERT-VNUS Government Resource
- http://www.securityfocus.com/bid/5440 vdb-entryx_refsource_BID
| Link | Providers | Tags |
|---|---|---|
| http://www.cisco.com/warp/public/707/vpnclient-multiple-vuln-pub.shtml | vendor-advisoryx_refsource_CISCOPatchVendor Advisory | |
| http://www.iss.net/security_center/static/9821.php | vdb-entryx_refsource_XF | |
| http://www.kb.cert.org/vuls/id/287771 | third-party-advisoryx_refsource_CERT-VNUS Government Resource | |
| http://www.securityfocus.com/bid/5440 | vdb-entryx_refsource_BID |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Apr 2, 2003
Updated Aug 8, 2024
Reserved Aug 12, 2002
Link CVE-2002-0853
CISA Vulnrichment
Updated n/a