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Cisco Bug: CSCvu66723 - Evaluation of CVE-2020-10188 - Cisco IOS XE Persistent Telnet

Last Modified

Sep 02, 2020

Products (63)

  • Cisco IOS
  • Cisco Catalyst 9300-48T-A Switch
  • Cisco Catalyst 9300-48UXM-A Switch
  • Cisco Catalyst 9300-48P-A Switch
  • Cisco Catalyst 9300L-48UXG-4X-A Switch
  • Cisco Catalyst 9300-48U-A Switch
  • Cisco Catalyst 9300L-48P-4G-E Switch
  • Cisco Catalyst 9300L Switch Stack
  • Cisco Catalyst C9500-16X-E Switch
  • Cisco Catalyst 9300-48UN-A Switch
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Known Affected Releases

16.12.1 Bengaluru-17.4.1

Description (partial)

Symptom:
Cisco IOS XE when persistent telnet is enabled includes a version of telnetd that is affected by the vulnerabilities identified by the following Common Vulnerability and Exposures (CVE) IDs:

CVE-2020-10188

This bug was opened to address the potential impact on this product.

See https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-telnetd-EFJrEzPx for additional information.

Conditions:
Device has the persistent telnet server feature enabled.
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
  • Related Community Discussions
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