CVE-2001-0041
Cisco Catalyst 4000 4.x/5.x / Catalyst 5000 4.5/5.x / Catalyst 6000 5.x - Memory Leak Denial of Service
Severity Score
7.5
*CVSS v3
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
1
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
Memory leak in Cisco Catalyst 4000, 5000, and 6000 series switches allows remote attackers to cause a denial of service via a series of failed telnet authentication attempts.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2000-12-06 First Exploit
- 2001-02-01 CVE Reserved
- 2001-02-16 CVE Published
- 2024-08-08 CVE Updated
- 2025-03-30 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
CWE
- CWE-399: Resource Management Errors
CAPEC
References (5)
| URL | Tag | Source |
|---|---|---|
| http://www.osvdb.org/801 | Vdb Entry | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/5656 | Vdb Entry |
| URL | Date | SRC |
|---|---|---|
| https://www.exploit-db.com/exploits/20473 | 2000-12-06 |
| URL | Date | SRC |
|---|---|---|
| http://www.cisco.com/warp/public/707/catalyst-memleak-pub.shtml | 2017-10-10 | |
| http://www.securityfocus.com/bid/2072 | 2017-10-10 |
| URL | Date | SRC |
|---|
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Cisco Search vendor "Cisco" | Catos Search vendor "Cisco" for product "Catos" | 4.5\(2\) Search vendor "Cisco" for product "Catos" and version "4.5\(2\)" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Catos Search vendor "Cisco" for product "Catos" | 4.5\(3\) Search vendor "Cisco" for product "Catos" and version "4.5\(3\)" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Catos Search vendor "Cisco" for product "Catos" | 4.5\(4\) Search vendor "Cisco" for product "Catos" and version "4.5\(4\)" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Catos Search vendor "Cisco" for product "Catos" | 4.5\(5\) Search vendor "Cisco" for product "Catos" and version "4.5\(5\)" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Catos Search vendor "Cisco" for product "Catos" | 4.5\(6\) Search vendor "Cisco" for product "Catos" and version "4.5\(6\)" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Catos Search vendor "Cisco" for product "Catos" | 4.5\(7\) Search vendor "Cisco" for product "Catos" and version "4.5\(7\)" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Catos Search vendor "Cisco" for product "Catos" | 4.5\(8\) Search vendor "Cisco" for product "Catos" and version "4.5\(8\)" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Catos Search vendor "Cisco" for product "Catos" | 4.5\(9\) Search vendor "Cisco" for product "Catos" and version "4.5\(9\)" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Catos Search vendor "Cisco" for product "Catos" | 5.1 Search vendor "Cisco" for product "Catos" and version "5.1" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Catos Search vendor "Cisco" for product "Catos" | 5.1\(1\) Search vendor "Cisco" for product "Catos" and version "5.1\(1\)" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Catos Search vendor "Cisco" for product "Catos" | 5.1\(1a\) Search vendor "Cisco" for product "Catos" and version "5.1\(1a\)" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Catos Search vendor "Cisco" for product "Catos" | 5.1\(2a\) Search vendor "Cisco" for product "Catos" and version "5.1\(2a\)" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Catos Search vendor "Cisco" for product "Catos" | 5.2 Search vendor "Cisco" for product "Catos" and version "5.2" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Catos Search vendor "Cisco" for product "Catos" | 5.2\(1\) Search vendor "Cisco" for product "Catos" and version "5.2\(1\)" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Catos Search vendor "Cisco" for product "Catos" | 5.2\(1a\) Search vendor "Cisco" for product "Catos" and version "5.2\(1a\)" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Catos Search vendor "Cisco" for product "Catos" | 5.2\(2\) Search vendor "Cisco" for product "Catos" and version "5.2\(2\)" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Catos Search vendor "Cisco" for product "Catos" | 5.2\(3\) Search vendor "Cisco" for product "Catos" and version "5.2\(3\)" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Catos Search vendor "Cisco" for product "Catos" | 5.2\(4\) Search vendor "Cisco" for product "Catos" and version "5.2\(4\)" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Catos Search vendor "Cisco" for product "Catos" | 5.2\(5\) Search vendor "Cisco" for product "Catos" and version "5.2\(5\)" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Catos Search vendor "Cisco" for product "Catos" | 5.2\(6\) Search vendor "Cisco" for product "Catos" and version "5.2\(6\)" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Catos Search vendor "Cisco" for product "Catos" | 5.2\(7\) Search vendor "Cisco" for product "Catos" and version "5.2\(7\)" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Catos Search vendor "Cisco" for product "Catos" | 5.3\(1\)csx Search vendor "Cisco" for product "Catos" and version "5.3\(1\)csx" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Catos Search vendor "Cisco" for product "Catos" | 5.3\(1a\)csx Search vendor "Cisco" for product "Catos" and version "5.3\(1a\)csx" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Catos Search vendor "Cisco" for product "Catos" | 5.3\(2\)csx Search vendor "Cisco" for product "Catos" and version "5.3\(2\)csx" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Catos Search vendor "Cisco" for product "Catos" | 5.3\(3\)csx Search vendor "Cisco" for product "Catos" and version "5.3\(3\)csx" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Catos Search vendor "Cisco" for product "Catos" | 5.3\(4\)csx Search vendor "Cisco" for product "Catos" and version "5.3\(4\)csx" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Catos Search vendor "Cisco" for product "Catos" | 5.3\(5\)csx Search vendor "Cisco" for product "Catos" and version "5.3\(5\)csx" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Catos Search vendor "Cisco" for product "Catos" | 5.3\(5a\)csx Search vendor "Cisco" for product "Catos" and version "5.3\(5a\)csx" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Catos Search vendor "Cisco" for product "Catos" | 5.3\(6\)csx Search vendor "Cisco" for product "Catos" and version "5.3\(6\)csx" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Catos Search vendor "Cisco" for product "Catos" | 5.4 Search vendor "Cisco" for product "Catos" and version "5.4" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Catos Search vendor "Cisco" for product "Catos" | 5.4\(1\) Search vendor "Cisco" for product "Catos" and version "5.4\(1\)" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Catos Search vendor "Cisco" for product "Catos" | 5.4\(2\) Search vendor "Cisco" for product "Catos" and version "5.4\(2\)" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Catos Search vendor "Cisco" for product "Catos" | 5.4\(3\) Search vendor "Cisco" for product "Catos" and version "5.4\(3\)" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Catos Search vendor "Cisco" for product "Catos" | 5.4\(4\) Search vendor "Cisco" for product "Catos" and version "5.4\(4\)" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Catos Search vendor "Cisco" for product "Catos" | 5.5 Search vendor "Cisco" for product "Catos" and version "5.5" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Catos Search vendor "Cisco" for product "Catos" | 5.5\(1\) Search vendor "Cisco" for product "Catos" and version "5.5\(1\)" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Catos Search vendor "Cisco" for product "Catos" | 5.5\(2\) Search vendor "Cisco" for product "Catos" and version "5.5\(2\)" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Catos Search vendor "Cisco" for product "Catos" | 5.5\(3\) Search vendor "Cisco" for product "Catos" and version "5.5\(3\)" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Catos Search vendor "Cisco" for product "Catos" | 5.5\(4\) Search vendor "Cisco" for product "Catos" and version "5.5\(4\)" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Catos Search vendor "Cisco" for product "Catos" | 5.5\(4a\) Search vendor "Cisco" for product "Catos" and version "5.5\(4a\)" | - |
Affected
| ||||||