CVE-2025-8870— On affected platforms running Arista EOS, certain serial console input might result in an unexpected reload of the device.
Quick assessment
Affected
Arista Networks EOS
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Arista EOS是美国Arista公司的一个完全可编程的、高度模块化的、基于Linux的网络操作系统。 Arista EOS存在安全漏洞，该漏洞源于串行控制台输入处理不当，可能导致设备意外重启。
Possible ATT&CK Techniques 1 AI
T1499 · Endpoint Denial of Service
Get alerts for future matching vulnerabilities
Log in to subscribe
I. Basic Information for CVE-2025-8870
Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗
Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.
Vulnerability Title
On affected platforms running Arista EOS, certain serial console input might result in an unexpected reload of the device.
Source: CVE Program / CVE List V5
Vulnerability Description
On affected platforms running Arista EOS, certain serial console input might result in an unexpected reload of the device.153
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
未捕获的异常
Source: CVE Program / CVE List V5
Vulnerability Title
Arista EOS 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Arista EOS是美国Arista公司的一个完全可编程的、高度模块化的、基于Linux的网络操作系统。 Arista EOS存在安全漏洞，该漏洞源于串行控制台输入处理不当，可能导致设备意外重启。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Arista Networks | EOS | 4.34.2FX | - |
|
II. Public POCs for CVE-2025-8870
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
Premium
No public POC found.
Login to generate AI POCIII. Intelligence Information for CVE-2025-8870
请登录查看更多情报信息。
IV. Related Vulnerabilities
Same product: EOS
-
CVE-2026-73462
On affected platforms running Arista EOS with IGMP (Internet -
CVE-2026-73457
Under certain circumstances, the gNPSI client credentials mi -
CVE-2026-73456
Under certain circumstances, an unauthenticated gNPSI client -
CVE-2026-73442
On affected platforms running Arista EOS with VRRP enabled, -
CVE-2026-73443
On affected platforms running Arista EOS with VRRPv2 IP-AH a
Same vendor: Arista Networks
-
CVE-2026-93952
Security Advisory 0183 -
CVE-2026-73462
On affected platforms running Arista EOS with IGMP (Internet -
CVE-2026-73457
Under certain circumstances, the gNPSI client credentials mi -
CVE-2026-73456
Under certain circumstances, an unauthenticated gNPSI client -
CVE-2026-73442
On affected platforms running Arista EOS with VRRP enabled,
Same weakness: CWE-248
-
CVE-2026-96286
Apache Thrift: Perl servers end `serve()` when serving one c -
CVE-2026-96277
Apache Thrift: Ruby `SimpleServer` ends `serve()` on any non -
CVE-2026-94646
Apache Thrift: Node.js `server.js` ends the process on any p -
CVE-2026-90440
Apache Thrift: An exception escaping a libevent callback sto -
CVE-2026-86537
Apache Thrift: A truncated HTTP request stops the D library'
V. Comments for CVE-2025-8870
No comments yet