Under certain circumstances, the gNPSI client credentials might be logged in clear text, in local or remote accounting logs to authenticated users.
Published Sep 16, 2026
6.0
MEDIUMCVSS 4.0
EPSS 0.32%
Description
Under certain circumstances on affected platforms running Arista EOS with gRPC Network Packet Sampling Interface (gNPSI) enabled, the gNPSI client credentials might be logged in clear text in local or remote accounting logs to authenticated users.
Affected products
-
- Version 4.34.2FStatusaffectedConstraints<=4.34.7M
- Version 4.35.0StatusaffectedConstraints<=4.35.5M
- Version 4.36.0StatusaffectedConstraints<=4.36.1F
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Arista Networks | EOS | unaffected |
|
No data.
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
Vendor solution
The recommended resolution is to upgrade to a remediated software version at your earliest convenience. CVE-2026-73457 has been fixed in the following releases:
* 4.36.2F and later releases in the 4.36.x train * 4.35.6M and later releases in the 4.35.x train * 4.34.8M and later releases in the 4.34.x train
Metrics
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
1 other source (NVD) ▾
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
No CVSS v3.0 score for this CVE.
No CVSS v2.0 score for this CVE.
This CVE is not in the KEV list.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
NoneAutomatable
NoTechnical Impact
PartialDecision
n/aAssessed Sep 17, 2026 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
Sep–Oct 2026- EPSS v5
Percentile over time
- EPSS v5
Table of values (2 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.32% (0.00317) | 22.30th | v5 (v2026.06.15) |
| Sep 17, 2026 | 0.32% (0.00317) | 24.68th | v5 (v2026.06.15) |
References (1)
- https://www.arista.com/en/support/advisories-notices/security-advisory/24714-security-advisory-0158 vendor-advisory
| Link | Providers | Tags |
|---|---|---|
| https://www.arista.com/en/support/advisories-notices/security-advisory/24714-security-advisory-0158 | vendor-advisory |
Change history (0)
No recorded changes yet.