Auth bypass in Furunosystems Acera 1310

CVE-2023-42771

Authentication bypass vulnerability in ACERA 1320 firmware ver.01.26 and earlier, and ACERA 1310 firmware ver.01.26 and earlier allows a network-adjacent unauthenticated attacker who can access the affected product to download configuration files and/or log files, and upload configuration files and/or firmware. They are affected when running in ST(Standalone) mode.

Vulnerability class: Broken Authentication

Published · last modified .

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.003 (24.1th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 24th percentile — 24.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2023-42771: held from 0.003 to 0.003.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2023-42771?
CVE-2023-42771 is a high-severity vulnerability in Furunosystems Acera 1310, classified under Improper Authentication. CVSS score: 8.8/10. Published 2023-10-03.
How severe is CVE-2023-42771?
High severity. CVSS v3 base score is 8.8 out of 10.