var-201312-0287
Vulnerability from variot

The VTY authentication implementation in Cisco IOS XE 03.02.xxSE and 03.03.xxSE incorrectly relies on the Linux-IOS internal-network configuration, which allows remote attackers to bypass authentication by leveraging access to a 192.168.x.2 source IP address, aka Bug ID CSCuj90227. Cisco IOS is the interconnected network operating system used on most Cisco system routers and network switches. Cisco IOS XE Software is prone to a remote authentication-bypass vulnerability. Exploiting this issue could allow an attacker to bypass certain security restrictions and perform unauthorized actions with elevated privileges on the device running the vulnerable application. This issue is tracked by Cisco Bug ID CSCuj90227. The vulnerability is caused by the program not properly validating the Linux-IOS internal network configuration

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Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.