CVE-2018-8022

Traffic Server vulnerability

CVSS

7.5

EPSS

7.5%

EPSS pct

94th

Exploited

No known

A carefully crafted invalid TLS handshake can cause Apache Traffic Server (ATS) to segfault. This affects version 6.2.2. To resolve this issue users running 6.2.2 should upgrade to 6.2.3 or later versions.

Affected vendor

Apache

Affected product

Traffic Server

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness type (CWE)

CWE-20 — Improper Input Validation

Published

2018-08-29

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, no user interaction. Successful exploitation leads to high impact to availability.

Its EPSS score of 7.5% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 94% of all scored CVEs.

Check your external exposure to CVE-2018-8022

Confirm whether Apache Traffic Server is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2018-8022.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2018-8022

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2018-8022 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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