Risk | High |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2022-20714 |
CWE-ID | CWE-125 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software Subscribe |
Cisco IOS XR Operating systems & Components / Operating system Cisco ASR 9000 Series Aggregation Services Routers Hardware solutions / Routers & switches, VoIP, GSM, etc |
Vendor | Cisco Systems, Inc |
Security Bulletin
This security bulletin contains one high risk vulnerability.
EUVDB-ID: #VU62348
Risk: High
CVSSv3.1: 7.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2022-20714
CWE-ID:
CWE-125 - Out-of-bounds read
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary condition in the data plane microcode of Lightspeed-Plus line cards. A remote attacker can send a specially crafted packet, trigger out-of-bounds read error and cause a denial of service condition on the system.
MitigationInstall updates from vendor's website.
Vulnerable software versionsCisco IOS XR: 7.1 - 7.3
Cisco ASR 9000 Series Aggregation Services Routers: All versions
External linkshttp://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-lsplus-Z6AQEOjk
Q & A
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.