CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
2.6 | $0-$5k | 0.00 |
A vulnerability was found in Cisco IOS XR up to 3.4.2 (Router Operating System). It has been rated as problematic. Affected by this issue is some unknown processing. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is availability. CVE summarizes:
Cisco IOS XR 3.8.1 and earlier allows remote authenticated users to cause a denial of service (process crash) via vectors involving a BGP UPDATE message with many AS numbers prepended to the AS path.
The weakness was published 08/21/2009 (Website). The advisory is shared for download at cisco.com. This vulnerability is handled as CVE-2009-2056 since 06/12/2009. The exploitation is known to be easy. The attack may be launched remotely. The exploitation requires an enhanced level of successful authentication. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1068.
Applying a patch is able to eliminate this problem.
Similar entries are available at 49578 and 49524.
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: 2.7VulDB Meta Temp Score: 2.6
VulDB Base Score: 2.7
VulDB Temp Score: 2.6
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: Access controlCWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍
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 |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: PatchStatus: 🔍
0-Day Time: 🔍
Timeline
06/12/2009 🔍08/20/2009 🔍
08/21/2009 🔍
08/21/2009 🔍
03/18/2015 🔍
12/16/2017 🔍
Sources
Vendor: cisco.comAdvisory: cisco.com
Status: Confirmed
CVE: CVE-2009-2056 (🔍)
SecurityTracker: 1022756
scip Labs: https://www.scip.ch/en/?labs.20150108
See also: 🔍
Entry
Created: 03/18/2015 15:15Updated: 12/16/2017 07:24
Changes: 03/18/2015 15:15 (46), 12/16/2017 07:24 (6)
Complete: 🔍
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