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5.3 Medium

CVE-2025-20196 A vulnerability in the Cisco IOx application hosting environment of Cisco IOS Software and Cisco IOS XE Software could…

Description

A vulnerability in the Cisco IOx application hosting environment of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause the Cisco IOx application hosting environment to stop responding, resulting in a denial of service (DoS) condition. This vulnerability is due to the improper handling of HTTP requests. An attacker could exploit this vulnerability by sending crafted HTTP requests to an affected device. A successful exploit could allow the attacker to cause the Cisco IOx application hosting environment to stop responding. The IOx process will need to be manually restarted to recover services.

Affected products and versions

Product Affected versions Fixed in
IOS Versions not published
Cisco IOS XE Software 17.15 17.15.2c → 17.15.2 No fix stated
Cisco IOS XE Software 17.14 17.14.1a → 17.14.1 No fix stated
Cisco IOS XE Software 17.13 17.13.1a → 17.13.1 No fix stated
Cisco IOS XE Software 17.12 17.12.1w → 17.12.4 No fix stated
Cisco IOS XE Software 17.11 17.11.1a → 17.11.99SW No fix stated
Cisco IOS XE Software 17.10 17.10.1a → 17.10.1 No fix stated
Cisco IOS XE Software 17.9 17.9.1w → 17.9.6 No fix stated
Cisco IOS XE Software 17.8 17.8.1a → 17.8.1 No fix stated
Show the 12 other branches
Product Affected versions Fixed in
Cisco IOS XE Software 17.7 17.7.1a → 17.7.2 No fix stated
Cisco IOS XE Software 17.6 17.6.1w → 17.6.8 No fix stated
Cisco IOS XE Software 17.5 17.5.1a → 17.5.1 No fix stated
Cisco IOS XE Software 17.4 17.4.1a → 17.4.2 No fix stated
Cisco IOS XE Software 17.3 17.3.1w → 17.3.8 No fix stated
Cisco IOS XE Software 17.2 17.2.1r → 17.2.3 No fix stated
Cisco IOS XE Software 17.1 17.1.1s → 17.1.3 No fix stated
Cisco IOS XE Software 16.5 16.5.1a → 16.5.3 No fix stated
Cisco IOS XE Software 16.4 16.4.1 → 16.4.3 No fix stated
Cisco IOS XE Software 16.3 16.3.1a → 16.3.11 No fix stated
Cisco IOS XE Software 16.2 16.2.1 → 16.2.2 No fix stated
Cisco IOS XE Software 16.1 16.1.1 → 16.1.3 No fix stated

References

Timeline

  1. Published
  2. Last modified

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