Auth bypass in Extremenetworks Exos

CVE-2023-43119

An Access Control issue discovered in Extreme Networks Switch Engine (EXOS) before 32.5.1.5, also fixed in 22.7, 31.7.2 allows attackers to gain escalated privileges using crafted telnet commands via Redis server.

Vulnerability class: Broken Access Control

Published · last modified .

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.006 (46.8th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 47th percentile — 46.8% 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-2023-43119: held from 0.006 to 0.006.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2023-43119?
CVE-2023-43119 is a critical-severity vulnerability in Extremenetworks Exos, classified under Incorrect Authorization. CVSS score: 9.8/10. Published 2023-10-16.
How severe is CVE-2023-43119?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2023-43119 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.