CVE-2025-8870
On affected platforms running Arista EOS, certain serial console input might result in an unexpected reload of the device.
On affected platforms running Arista EOS, certain serial console input might result in an unexpected reload of the device.153
Attack profile
How easy it is to exploit
- Attack vector
- Physical
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
On affected platforms running Arista EOS, certain serial console input might result in an unexpected reload of the device.
On affected platforms running Arista EOS, certain serial console input might result in an unexpected reload of the device.153
- Record
CVE-2025-8870- CVSS 4.0
- 5.6 Medium
CVSS:4.0/AV:P/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H - CVSS 3.1
- 4.9 Medium
CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H - Weakness
- CWE-248
- Updated
- 2026-11-02
EUVDEUVD-2025-197616
On affected platforms running Arista EOS, certain serial console input might result in an unexpected reload of the device.153
- Record
EUVD-2025-197616- CVSS 4.0
- 5.6 Medium
CVSS:4.0/AV:P/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-8rvj-6hp5-gf5x
On affected platforms running Arista EOS, certain serial console input might result in an...
On affected platforms running Arista EOS, certain serial console input might result in an unexpected reload of the device.153
- Record
GHSA-8rvj-6hp5-gf5x- CVSS 4.0
- 5.6 Medium
CVSS:4.0/AV:P/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H/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
- 4.9 Medium
CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H - Weakness
- CWE-248
- Updated
- 2026-11-02
NVD
On affected platforms running Arista EOS, certain serial console input might result in an unexpected reload of the device.153
- Record
CVE-2025-8870- CVSS 4.0
- 5.6 Medium
CVSS:4.0/AV:P/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H/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
- 4.9 Medium
CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H - Weakness
- CWE-248
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2025-8870 is a medium vulnerability (CVSS 5.6) in Arista Networks Eos, published November 14, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.18%, the 7th percentile. No source names a fixed version.