CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
4.9 | $0-$5k | 0.00 |
A vulnerability was found in Cisco IOS up to 12.2.1 (Router Operating System) and classified as problematic. This issue affects an unknown function of the component UDP Packet 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. The summary by CVE is:
Cisco routers and switches running IOS 12.0 through 12.2.1 allows a remote attacker to cause a denial of service via a flood of UDP packets.
The weakness was disclosed 07/24/2001 as not defined posting (Bugtraq). It is possible to read the advisory at securityfocus.com. The identification of this vulnerability is CVE-2001-1097. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are unknown but a public exploit is available.
A public exploit has been developed in Perl. The exploit is available at securityfocus.com. It is declared as proof-of-concept. We expect the 0-day to have been worth approximately $5k-$25k.
Addressing this vulnerability is possible by firewalling .
The vulnerability is also documented in the vulnerability database at X-Force (6913). The entries 503, 15495, 16074 and 16156 are pretty similar.
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: 4.9
VulDB Base Score: 5.3
VulDB Temp Score: 4.9
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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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: 🔍
Access: Public
Status: Proof-of-Concept
Programming Language: 🔍
Download: 🔍
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: FirewallStatus: 🔍
0-Day Time: 🔍
ISS Proventia IPS: 🔍
Timeline
07/24/2001 🔍07/24/2001 🔍
07/24/2001 🔍
07/25/2001 🔍
11/24/2004 🔍
07/07/2014 🔍
05/26/2019 🔍
Sources
Vendor: cisco.comAdvisory: securityfocus.com⛔
Status: Not defined
CVE: CVE-2001-1097 (🔍)
X-Force: 6913 - Cisco IOS UDP packet denial of service
Vulnerability Center: 6043 - DoS in Cisco Routers Running IOS 12.0 - 12.2.1 via UDP Flood, High
SecurityFocus: 3096 - Cisco IOS UDP Denial of Service Vulnerability
scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍
Entry
Created: 07/07/2014 16:06Updated: 05/26/2019 11:48
Changes: 07/07/2014 16:06 (66), 05/26/2019 11:48 (1)
Complete: 🔍
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