CVE-2001-1064

Exp

Cisco 600 series routers running CBOS 2.0.1 through 2.4.2ap allows remote attackers to cause a denial of service via multiple connections to the router on the (1) HTTP or (2) telnet service, which causes the router to become unresponsive and stop forwarding packets.

Published: 2001-08-31 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2001-1064 is rated High Exploit Risk (62.1/100): CVSS Medium severity, with high exploitation likelihood (EPSS 5.37%, 92th percentile). 2 public exploit reference(s) are indexed (Exploit-DB). Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Public exploit references (Exploit-DB) for CVE-2001-1064

EDB-ID Source Kind Published Link
21092 exploit_db edb 2001-08-23 Exploit-DB ↗
— nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2001-1064

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 12.58% 5.37% -7.21%
2 2025-12-09 8.86% 12.58% +3.72%
3 2025-12-02 — 8.86% —

Full EPSS history (12 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2001-1064

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
5.0 2.0 MEDIUM
AV:N/AC:L/Au:N/C:N/I:N/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:P)
Partial availability impact.
 10.0 2.9 [email protected]

Weakness enumeration for CVE-2001-1064

Affected software / configurations for CVE-2001-1064

Vendor Product Version Raw CPE
cisco cbos <= 2.4.2ap cpe:2.3:o:cisco:cbos:*:*:*:*:*:*:*:*
cisco cbos 2.0.1 cpe:2.3:o:cisco:cbos:2.0.1:*:*:*:*:*:*:*
cisco cbos 2.1.0 cpe:2.3:o:cisco:cbos:2.1.0:*:*:*:*:*:*:*
cisco cbos 2.1.0a cpe:2.3:o:cisco:cbos:2.1.0a:*:*:*:*:*:*:*
cisco cbos 2.2.0 cpe:2.3:o:cisco:cbos:2.2.0:*:*:*:*:*:*:*
cisco cbos 2.2.1 cpe:2.3:o:cisco:cbos:2.2.1:*:*:*:*:*:*:*
cisco cbos 2.2.1a cpe:2.3:o:cisco:cbos:2.2.1a:*:*:*:*:*:*:*
cisco cbos 2.3 cpe:2.3:o:cisco:cbos:2.3:*:*:*:*:*:*:*
cisco cbos 2.3.2 cpe:2.3:o:cisco:cbos:2.3.2:*:*:*:*:*:*:*
cisco cbos 2.3.5 cpe:2.3:o:cisco:cbos:2.3.5:*:*:*:*:*:*:*
cisco cbos 2.3.7 cpe:2.3:o:cisco:cbos:2.3.7:*:*:*:*:*:*:*
cisco cbos 2.3.8 cpe:2.3:o:cisco:cbos:2.3.8:*:*:*:*:*:*:*
cisco cbos 2.3.9 cpe:2.3:o:cisco:cbos:2.3.9:*:*:*:*:*:*:*
cisco cbos 2.4.1 cpe:2.3:o:cisco:cbos:2.4.1:*:*:*:*:*:*:*
cisco cbos 2.4.2 cpe:2.3:o:cisco:cbos:2.4.2:*:*:*:*:*:*:*

References for CVE-2001-1064

cvelogic Threat Intelligence