Vulnerability in Versa-Networks Versa Operating System
CVE-2018-16499
In VOS compromised, an attacker at network endpoints can possibly view communications between an unsuspecting user and the service using man-in-the-middle attacks. Usage of unapproved SSH encryption protocols or cipher suites also violates the Data Protection TSR (Technical Security Requirements).
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.003 (21.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 21st percentile — 21.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
- Versa-Networks Versa Operating System
- Versa Vos — versions Fixed Versions: 16.1R2S11, 20.2.2, 21.1.1, 21.2.1
Weakness classification (CWE)
Public proof-of-concept exploits
References
- hackerone.com/reports/1168196 (Third Party Advisory)
Frequently asked questions
- What is CVE-2018-16499?
- CVE-2018-16499 is a medium-severity vulnerability in Versa-Networks Versa Operating System, classified under Inadequate Encryption Strength. CVSS score: 5.9/10. Published 2021-05-26.
- How severe is CVE-2018-16499?
- Medium severity. CVSS v3 base score is 5.9 out of 10.
- Is CVE-2018-16499 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.