CVE-2023-43477

8.8 highEPSS 18%

High (8.8) in telstra arcadyan lh1000 firmware. EPSS 18% chance of exploitation in the next 30 days.

The ping_from parameter of ping_tracerte.cgi in the web UI of Telstra Smart Modem Gen 2 (Arcadyan LH1000), firmware versions < 0.18.15r, was not properly sanitized before being used in a system call, which could allow an authenticated attacker to achieve command injection as root on the device.

Severity

CVSS 3.1

8.8 high

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS: 18% chance of exploitation in the next 30 days; higher than 97% of CVEs (scores of 2026-10-31)
CWE: CWE-77
Published: 2023-09-20
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

telstra:arcadyan_lh1000_firmware

References

https://www.tenable.com/security/research/tra-2023-19
https://www.tenable.com/security/research/tra-2023-19

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