Vulnerability in Cisco iOS Xe

CVE-2016-6438

A vulnerability in Cisco IOS XE Software running on Cisco cBR-8 Converged Broadband Routers could allow an unauthenticated, remote attacker to cause a configuration integrity change to the vty line configuration on an affected device. This vulnerability affects the following releases of Cisco IOS XE Software running on Cisco cBR-8 Converged Broadband Routers: All 3.16S releases, All 3.17S releases, Release 3.18.0S, Release 3.18.1S, Release 3.18.0SP. More Information: CSCuz62815. Known Affected Releases: 15.5(3)S2.9, 15.6(2)SP. Known Fixed Releases: 15.6(1.7)SP1, 16.4(0.183), 16.5(0.1).

EPSS: 0.012 (65.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N.

Affected products

  • Cisco Ios_xe — versions 3.16.0cs, 3.16.0s, 3.16.1as
  • N/a Cisco Ios Xe 3.16s, 3.17s, 3.18.0s, 3.18.1s, 3.18.0sp — versions Cisco IOS XE 3.16S, 3.17S, 3.18.0S, 3.18.1S, 3.18.0SP

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2016-6438?
CVE-2016-6438 is a medium-severity vulnerability in Cisco iOS Xe, classified under CWE-264. CVSS score: 5.9/10. Published 2016-10-27.
How severe is CVE-2016-6438?
Medium severity. CVSS v3 base score is 5.9 out of 10.