Vulnerability in Cisco Ios Xe
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 class: Dirty Pipe (CVE-2022-0847)
EPSS: 0.028 (85.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Cisco Ios_xe — versions 3.13.6s, 3.16.2s, 3.17.1s
- N/a Cisco Ios Xe 15.x — versions Cisco IOS XE 15.x
Weakness classification (CWE)
References
- psirt@cisco.com (x_refsource_CONFIRM, Vendor Advisory)
- psirt@cisco.com (vdb-entry, x_refsource_SECTRACK)
- psirt@cisco.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
Frequently asked questions
- What is CVE-2017-3820?
- CVE-2017-3820 is a medium-severity vulnerability in Cisco Ios Xe, classified under Improper Initialization. CVSS score: 6.5/10. Published 2017-02-03.
- How severe is CVE-2017-3820?
- Medium severity. CVSS v3 base score is 6.5 out of 10.