CVE-2023-43478

fake_upload.cgi on the Telstra Smart Modem Gen 2 (Arcadyan LH1000), firmware versions < 0.18.15r, allows unauthenticated attackers to upload firmware images and configuration backups, which could allow them to alter the firmware or the configuration on the device, ultimately leading to code execution as root.

CVSS v3.1

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

CVSS v3.1

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

EPSS

17.42% chance of exploitation in the next 30 days, 97th percentile

Published

2023-09-20

Updated

2024-09-24

Proof-of-concept exploits (1)

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

References

• CVE Record
• NVD entry

Related

• CVE-2023-43477
• CVE-2023-43482
• CVE-2023-43472
• CVE-2023-43491
• CVE-2023-43470
• CVE-2023-43494