Cisco ASR 9000 5.1.3/5.3.0 vty Session tmp/*config resource management
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
3.5 | $0-$5k | 0.00 |
A vulnerability, which was classified as problematic, was found in Cisco ASR 9000 5.1.3/5.3.0 (Router Operating System). Affected is an unknown function of the file tmp/*config of the component vty Session Handler. The manipulation with an unknown input leads to a resource management vulnerability. CWE is classifying the issue as CWE-399. This is going to have an impact on availability.
The weakness was published 08/12/2015 as 39939 / CSCut93842 as confirmed vulnerability alert (Website). The advisory is available at tools.cisco.com. This vulnerability is traded as CVE-2015-4277 since 06/04/2015. Local access is required to approach this attack. The exploitation doesn't require any form of authentication. Technical details are known, but there is no available exploit.
Applying a patch is able to eliminate this problem.
The vulnerability is also documented in the vulnerability database at X-Force (105517).
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: 🔍
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CVSSv3
VulDB Meta Base Score: 4.0VulDB Meta Temp Score: 3.5
VulDB Base Score: 4.0
VulDB Temp Score: 3.5
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
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Exploiting
Class: Resource managementCWE: CWE-399 / CWE-404
ATT&CK: Unknown
Local: Yes
Remote: No
Availability: 🔍
Status: Unproven
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
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Threat Intelligence
Interest: 🔍Active Actors: 🔍
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Countermeasures
Recommended: PatchStatus: 🔍
0-Day Time: 🔍
Timeline
06/04/2015 🔍08/12/2015 🔍
08/12/2015 🔍
08/13/2015 🔍
08/19/2015 🔍
06/09/2022 🔍
Sources
Vendor: cisco.comAdvisory: 39939 / CSCut93842
Status: Confirmed
CVE: CVE-2015-4277 (🔍)
X-Force: 105517 - Cisco ASR 9000 Series Aggregation Services Routers denial of service
SecurityTracker: 1033259 - Cisco ASR 9000 Series Router vty Session Closing Bug Lets Local Users Consume Excessive Memory Resources
Entry
Created: 08/13/2015 10:32Updated: 06/09/2022 11:23
Changes: 08/13/2015 10:32 (57), 10/05/2017 18:16 (1), 06/09/2022 11:23 (3)
Complete: 🔍
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