Unrated severityNVD Advisory· Published Jun 25, 2002· Updated Jun 16, 2026
CVE-2002-0339
CVE-2002-0339
Description
Cisco IOS 11.1CC through 12.2 with Cisco Express Forwarding (CEF) enabled includes portions of previous packets in the padding of a MAC level packet when the MAC packet's length is less than the IP level packet length.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
11cpe:2.3:o:cisco:ios:11.1cc:*:*:*:*:*:*:*+ 10 more
- cpe:2.3:o:cisco:ios:11.1cc:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios:12.0:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios:12.0s:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios:12.0st:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios:12.0t:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios:12.1:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios:12.1e:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios:12.1t:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios:12.2:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios:12.2t:*:*:*:*:*:*:*
- (no CPE)range: >= 11.1CC, <= 12.2
Patches
Vulnerability mechanics
No source-code context for this CVE — mechanics is only generated when we can read the actual fix diff. Without that, the four sections (root cause, attack vector, affected code, fix) would be speculation rather than analysis.
References
5- www.cisco.com/warp/public/707/IOS-CEF-pub.shtmlnvdPatchVendor Advisory
- www.iss.net/security_center/static/8296.phpnvdPatchVendor Advisory
- www.securityfocus.com/bid/4191nvdPatchVendor Advisory
- www.kb.cert.org/vuls/id/310387nvdUS Government Resource
- www.osvdb.org/806nvd
News mentions
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