CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
5.3 | $0-$5k | 0.00 |
A vulnerability, which was classified as problematic, has been found in Cisco IOS up to 12.1(6.5) (Router Operating System). Affected by this issue is an unknown part of the component Portscan Handler. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability. CVE summarizes:
Cisco 2611 router running IOS 12.1(6.5), possibly an interim release, allows remote attackers to cause a denial of service via port scans such as (1) scanning all ports on a single host and (2) scanning a network of hosts for a single open port through the router. NOTE: the vendor could not reproduce this issue, saying that the original reporter was using an interim release of the software.
The weakness was shared 12/31/2002 by Andrew as not defined posting (Bugtraq). The advisory is available at archives.neohapsis.com. This vulnerability is handled as CVE-2002-2052 since 07/14/2005. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 06/28/2021).
The vulnerability scanner Nessus provides a plugin with the ID 17774 (Cisco IOS Portscan Remote Denial of Service), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CISCO.
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
The vulnerability is also documented in the databases at X-Force (9281) and Tenable (17774). The entry 19695 is related to this item.
Product
Type
Vendor
Name
Version
License
Support
- end of life (old version)
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 5.3VulDB Meta Temp Score: 5.3
VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
AV | AC | Au | C | I | A |
---|---|---|---|---|---|
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
---|---|---|---|---|---|
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Denial of serviceCWE: CWE-404
ATT&CK: T1499
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Nessus ID: 17774
Nessus Name: Cisco IOS Portscan Remote Denial of Service
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Timeline
06/05/2002 🔍06/05/2002 🔍
12/31/2002 🔍
12/31/2002 🔍
07/14/2005 🔍
09/12/2010 🔍
01/10/2012 🔍
08/05/2014 🔍
06/28/2021 🔍
Sources
Vendor: cisco.comAdvisory: archives.neohapsis.com
Researcher: Andrew
Status: Not defined
CVE: CVE-2002-2052 (🔍)
X-Force: 9281
Vulnerability Center: 27082 - Cisco 2611 Router Remote DoS Vulnerability via Port Scans, Medium
SecurityFocus: 4947 - Cisco IOS 12.1 Large TCP Scan Denial of Service Vulnerability
See also: 🔍
Entry
Created: 08/05/2014 12:07Updated: 06/28/2021 09:38
Changes: 08/05/2014 12:07 (61), 03/04/2017 14:47 (6), 06/28/2021 09:38 (3)
Complete: 🔍
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