Vulnerability Details : CVE-2017-3820
A vulnerability in Simple Network Management Protocol (SNMP) functions of Cisco ASR 1000 Series Aggregation Services Routers running Cisco IOS XE Software Release 3.13.6S, 3.16.2S, or 3.17.1S could allow an authenticated, remote attacker to cause high CPU usage on an affected device, resulting in a denial of service (DoS) condition. More Information: CSCux68796. Known Affected Releases: 15.5(3)S2.1 15.6(1)S1.1. Known Fixed Releases: 15.4(3)S6.1 15.4(3)S6.2 15.5(3)S2.2 15.5(3)S3 15.6(0.22)S0.23 15.6(1)S2 16.2(0.295) 16.3(0.94) 15.5.3S3.
Vulnerability category: Denial of service
Products affected by CVE-2017-3820
- cpe:2.3:o:cisco:ios_xe:3.16.2s:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xe:3.17.1s:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xe:3.13.6s:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-3820
0.62%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 67 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-3820
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
6.8
|
MEDIUM | AV:N/AC:L/Au:S/C:N/I:N/A:C |
8.0
|
6.9
|
NIST | |
6.5
|
MEDIUM | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
2.8
|
3.6
|
NIST |
CWE ids for CVE-2017-3820
-
The product does not initialize or incorrectly initializes a resource, which might leave the resource in an unexpected state when it is accessed or used.Assigned by: nvd@nist.gov (Primary)
References for CVE-2017-3820
-
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170201-asrsnmp
Cisco ASR 1000 Series Aggregation Services Routers SNMP High CPU Denial of Service VulnerabilityVendor Advisory
-
http://www.securitytracker.com/id/1037770
Cisco ASR 1000 Series Routers Lets Remote Authenticated Users Consume Excessive CPU Resources on the Target System - SecurityTracker
-
http://www.securityfocus.com/bid/95934
Cisco ASR 1000 Series Routers CVE-2017-3820 Denial of Service VulnerabilityThird Party Advisory;VDB Entry
Jump to