CVE-2015-8236

Eos vulnerability

CVSS

10.0

EPSS

4.2%

EPSS pct

90th

Exploited

No known

Arista EOS before 4.11.12, 4.12 before 4.12.11, 4.13 before 4.13.14M, 4.14 before 4.14.5FX.5, and 4.15 before 4.15.0FX1.1 allows remote attackers to execute arbitrary code as root by leveraging management-plane access, aka Bug 138716.

Affected vendor

Arista

Affected product

Eos

CVSS vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

Weakness type (CWE)

CWE-264 — Permissions, Privileges, and Access Controls

Published

2015-11-19

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no authentication. Successful exploitation leads to complete impact to confidentiality, complete impact to integrity, complete impact to availability.

Its EPSS score of 4.2% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 90% of all scored CVEs.

Check your external exposure to CVE-2015-8236

Confirm whether Arista Eos is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2015-8236.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2015-8236

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2015-8236 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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