Cisco IOS Software Catalyst 6500 Series 802.1x Authentication Bypass Vulnerability (Cisco Cisco IOS Software)

CVE-2019-1758
MEDIUM 4.7

At a glance

Source
NVD
EPSS
EPSS 0.59 % Β· percentile 48 ()
State
PUBLISHED
Published
Updated
Assigner
cisco
NVD status
Modified

Description

A vulnerability in 802.1x function of Cisco IOS Software on the Catalyst 6500 Series Switches could allow an unauthenticated, adjacent attacker to access the network prior to authentication. The vulnerability is due to how the 802.1x packets are handled in the process path. An attacker could exploit this vulnerability by attempting to connect to the network on an 802.1x configured port. A successful exploit could allow the attacker to intermittently obtain access to the network.

Weaknesses (CWE)

  • CWE-287 β€” Improper Authentication

References

Scores

VersionScoreVectorScored by
CVSS 3.0MEDIUM 4.7CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:Ncisco
CVSS 3.0MEDIUM 4.7CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:NNVD Β· psirt@cisco.com (Secondary)
CVSS 3.0MEDIUM 4.3CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:NNVD Β· nvd@nist.gov (Primary)
CVSS 2.0LOW 3.3AV:A/AC:L/Au:N/C:N/I:P/A:NNVD Β· nvd@nist.gov (Primary)

European references

Affected configurations (NVD CPE)

Affected products

ProductVersions
Cisco Β· Cisco IOS Softwareaffected 12.2(60)EZ12

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST β€” attribution requested
ENISA EUVDENISA β€” reproduction authorised, source acknowledged
NVD (NIST) via fkie-cad/nvd-json-data-feedsPublic domain β€” this product uses data from the NVD API but is not endorsed or certified by the NVD