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Unrated severityNVD Advisory· Published Oct 1, 1997· Updated Jun 16, 2026

CVE-1999-0160

CVE-1999-0160

Description

Some classic Cisco IOS devices have a vulnerability in the PPP CHAP authentication to establish unauthorized PPP connections.

Affected products

8
  • Cisco Systems, Inc./Cisco iOS8 versions
    cpe:2.3:o:cisco:ios:10.3:*:*:*:*:*:*:*+ 7 more
    • cpe:2.3:o:cisco:ios:10.3:*:*:*:*:*:*:*
    • cpe:2.3:o:cisco:ios:11.0:*:*:*:*:*:*:*
    • cpe:2.3:o:cisco:ios:11.1:*:*:*:*:*:*:*
    • cpe:2.3:o:cisco:ios:11.2:*:*:*:*:*:*:*
    • cpe:2.3:o:cisco:ios:11.2p:*:*:*:*:*:*:*
    • cpe:2.3:o:cisco:ios:4.1:*:*:*:*:*:*:*
    • cpe:2.3:o:cisco:ios:9.1:*:*:*:*:*:*:*
    • (no CPE)

Patches

Vulnerability mechanics

References

1

News mentions

0

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