Vulnerability identifier: #VU12382
Vulnerability risk: Low
CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-19
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
Cisco Network Convergence System 1000 Series
Hardware solutions /
Firmware
Vendor: Cisco Systems, Inc
Description
The vulnerability allows a remote unauthenticated attacker to cause DoS condition on the target system.
The weakness exists in the netconf interface due to improper handling of malformed requests processed by the netconf process. A remote attacker can send specially crafted requests and cause the service to crash.
Mitigation
Update to versions 6.5.1.15i.MGBL, 6.4.2.1i.MGBL or 6.3.3.2i.MGBL.
Vulnerable software versions
Cisco Network Convergence System 1000 Series: 6.3.1 - 6.5.1
External links
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180502-iosxr
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.