CVE-2021-34723

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Summary

CVECVE-2021-34723
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2021-09-23 03:15:00 UTC
Updated2023-11-07 03:36:00 UTC
DescriptionA vulnerability in a specific CLI command that is run on Cisco IOS XE SD-WAN Software could allow an authenticated, local attacker to overwrite arbitrary files in the configuration database of an affected device. This vulnerability is due to insufficient validation of specific CLI command parameters. An attacker could exploit this vulnerability by issuing that command with specific parameters. A successful exploit could allow the attacker to overwrite the content of the configuration database and gain root-level access to an affected device.

Risk And Classification

Problem Types: CWE-668

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Hardware Cisco 1100-4gltegb Integrated Services Router - All All All
Hardware Cisco 1100-4gltena Integrated Services Router - All All All
Hardware Cisco 1100-4g Integrated Services Router - All All All
Hardware Cisco 1100-6g Integrated Services Router - All All All
Hardware Cisco 1100-lte Integrated Services Router - All All All
Hardware Cisco 1100 Integrated Services Router - All All All
Hardware Cisco 4321 Integrated Services Router - All All All
Hardware Cisco 4331 Integrated Services Router - All All All
Hardware Cisco 4351 Integrated Services Router - All All All
Hardware Cisco 4431 Integrated Services Router - All All All
Hardware Cisco Asr 1000-x - All All All
Hardware Cisco Asr 1001 - All All All
Hardware Cisco Asr 1001-x - All All All
Hardware Cisco Asr 1002 - All All All
Hardware Cisco Asr 1002-x - All All All
Hardware Cisco Asr 1004 - All All All
Hardware Cisco Asr 1006 - All All All
Hardware Cisco Asr 1013 - All All All
Hardware Cisco Asr 1023 - All All All
Hardware Cisco Csr1000v - All All All
Operating System Cisco Ios Xe 17.3.1a All All All
Hardware Cisco Isr1100 - All All All
Hardware Cisco Isr1100-4g - All All All
Hardware Cisco Isr1100-4gltegb - All All All
Hardware Cisco Isr1100-4gltena - All All All
Hardware Cisco Isr1100-6g - All All All
Hardware Cisco Isr1100-lte - All All All
Hardware Cisco Isr 4321 - All All All
Hardware Cisco Isr 4331 - All All All
Hardware Cisco Isr 4351 - All All All
Hardware Cisco Isr 4431 - All All All

References

ReferenceSourceLinkTags
Cisco IOS XE SD-WAN Software Arbitrary File Overwrite Vulnerability CISCO tools.cisco.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 317131 Cisco Internetwork Operating System (IOS) XE SD-WAN Software Arbitrary File Overwrite Vulnerability (cisco-sa-iosxesdwan-arbfileov-MVOF3ZZn)
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