SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2000-0268

Cisco IOS 11.x and 12.x allows remote attackers to cause a denial of service by sending the ENVIRON option to the Telnet daemon before it is ready to accept it, which causes the system to reboot.

MEDIUM 5.0EPSS 1.66%

Does this matter?

Lower severity and a low EPSS score (1.66%). Track it; it rarely justifies an emergency change on its own.

Description

Cisco IOS 11.x and 12.x allows remote attackers to cause a denial of service by sending the ENVIRON option to the Telnet daemon before it is ready to accept it, which causes the system to reboot.

CVSS 2.0
5.0 MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P
EPSS
1.66% probability · 75th percentile
CISA KEV
Not listed
Affected
cisco/ios · cisco/accesspath · cisco/as5200 · cisco/as5300 · cisco/as5800 · cisco/system controller 3640 · cisco/voice gateway as5800 · cisco/3660 router · cisco/7100 router · cisco/7200 router · cisco/7500 router · cisco/ubr7200
Source
cve@mitre.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.