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Medium severity5.3NVD Advisory· Published Sep 12, 2016· Updated Jun 17, 2026

CVE-2016-6398

CVE-2016-6398

Description

The PPTP server in Cisco IOS 15.5(3)M does not properly initialize packet buffers, which allows remote attackers to obtain sensitive information from earlier network communication by reading packet data, aka Bug ID CSCvb16274.

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LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

2
  • Cisco Systems, Inc./Cisco iOS2 versions
    cpe:2.3:o:cisco:ios:15.5\(3\)m:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:cisco:ios:15.5\(3\)m:*:*:*:*:*:*:*
    • (no CPE)range: =15.5(3)M

Patches

Vulnerability mechanics

References

3

News mentions

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