CVE-2018-3954

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Summary

CVECVE-2018-3954
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2018-10-17 02:29:00 UTC
Updated2023-04-26 18:52:00 UTC
DescriptionDevices in the Linksys ESeries line of routers (Linksys E1200 Firmware Version 2.0.09 and Linksys E2500 Firmware Version 3.0.04) are susceptible to OS command injection vulnerabilities due to improper filtering of data passed to and retrieved from NVRAMData entered into the 'Router Name' input field through the web portal is submitted to apply.cgi as the value to the 'machine_name' POST parameter. When the 'preinit' binary receives the SIGHUP signal it enters a code path that calls a function named 'set_host_domain_name' from its libshared.so shared object.

Risk And Classification

Problem Types: CWE-78

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Hardware Linksys E1200 - All All All
Hardware Linksys E1200 - All All All
Operating System Linksys E1200 Firmware 2.0.09 All All All
Operating System Linksys E1200 Firmware 2.0.09 All All All
Hardware Linksys E2500 - All All All
Hardware Linksys E2500 - All All All
Operating System Linksys E2500 Firmware 3.0.04 All All All
Operating System Linksys E2500 Firmware 3.0.04 All All All

References

ReferenceSourceLinkTags
TALOS-2018-0625 || Cisco Talos Intelligence Group - Comprehensive Threat Intelligence MISC talosintelligence.com Exploit, Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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