What’s Vulnerable › Vulnerabilities

CVE-2000-1055

• Severity: critical (CVSS 10.0 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 4.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2000-12-11 · updated 2026-06-16

Description

Buffer overflow in CiscoSecure ACS Server 2.4(2) and earlier allows remote attackers to cause a denial of service and possibly execute arbitrary commands via a large TACACS+ packet.

Affected products

• Cisco Secure Access Control Server: 2.1, 2.3(3), 2.4(2)

References

• http://www.cisco.com/warp/public/707/csecureacsnt-pub.shtml
• http://www.osvdb.org/1569
• http://www.securityfocus.com/bid/1706
• https://exchange.xforce.ibmcloud.com/vulnerabilities/5273
• http://www.cisco.com/warp/public/707/csecureacsnt-pub.shtml
• http://www.osvdb.org/1569
• http://www.securityfocus.com/bid/1706
• https://exchange.xforce.ibmcloud.com/vulnerabilities/5273

Get alerted when CVE-2000-1055 or the next vulnerability affects your stack