CVE-2022-45440

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Summary

CVECVE-2022-45440
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2023-01-17 02:15:00 UTC
Updated2023-07-07 18:42:00 UTC
DescriptionA vulnerability exists in the FTP server of the Zyxel AX7501-B0 firmware prior to V5.17(ABPC.3)C0, which processes symbolic links on external storage media. A local authenticated attacker with administrator privileges could abuse this vulnerability to access the root file system by creating a symbolic link on external storage media, such as a USB flash drive, and then logging into the FTP server on a vulnerable device.

Risk And Classification

Problem Types: CWE-59

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Hardware Zyxel Ax7501-b0 - All All All
Operating System Zyxel Ax7501-b0 Firmware All All All All

References

ReferenceSourceLinkTags
Zyxel security advisory for cleartext storage of WiFi credentials and improper symbolic links of FTP for AX7501-B0 CPE | Zyxel Networks CONFIRM www.zyxel.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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