What is CVE-2002-1706?

CVE-2002-1706 is a high-severity vulnerability in Cisco iOS, classified under Improper Verification of Cryptographic Signature. CVSS score: 7.5/10. Published 2002-12-31.

How severe is CVE-2002-1706?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Cisco iOS

CVE-2002-1706

Cisco IOS software 11.3 through 12.2 running on Cisco uBR7200 and uBR7100 series Universal Broadband Routers allows remote attackers to modify Data Over Cable Service Interface Specification (DOCSIS) settings via a DOCSIS file without a Message Integrity Check (MIC) signature, which is approved by the router.

Published 2002-12-31 · last modified 2026-06-16.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.012 (66.3th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 66th percentile — 66.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-347 — Improper Verification of Cryptographic Signature

References

www.securityfocus.com/bid/5041 (Patch, VDB Entry, Third Party Advisory, vdb-entry, Broken Link)
exchange.xforce.ibmcloud.com/vulnerabilities/9368 (VDB Entry, Third Party Advisory, vdb-entry)
www.cisco.com/warp/public/707/cmts-MD5-bypass-pub.shtml (vendor-advisory, Patch, Not Applicable, Vendor Advisory)

Frequently asked questions

What is CVE-2002-1706?: CVE-2002-1706 is a high-severity vulnerability in Cisco iOS, classified under Improper Verification of Cryptographic Signature. CVSS score: 7.5/10. Published 2002-12-31.
How severe is CVE-2002-1706?: High severity. CVSS v3 base score is 7.5 out of 10.