CVE-2023-33933

Apache Traffic Server: s3_auth plugin problem with hash calculation

HIGH
7.5
CVSS Score
Published: June 14, 2023 at 07:44 AM UTC
Updated: June 17, 2026 at 06:02 AM UTC
1 product affected across 1 vendorTraffic Server

Using Apache Traffic Server by Apache Software Foundation?

Get instant alerts when new vulnerabilities affect Apache Traffic Server - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Severity
HIGH7.5
Exploit prediction
EPSS 2%
SSVC
No known exploit

Description

Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Apache Software Foundation Apache Traffic Server.This issue affects Apache Traffic Server: from 8.0.0 through 9.2.0. 8.x users should upgrade to 8.1.7 or later versions 9.x users should upgrade to 9.2.1 or later versions

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

8.0.0 ≤ v ≤ 8.1.68.0.0 ≤ v ≤ 9.2.08.0.0 ≤ v < 8.1.79.0.0 ≤ v ≤ 9.2.09.0.0 ≤ v < 9.2.18.0.09.0.0
Affected range stops below 8.1.7, so it looks safe — our inference, not a vendor statement
Affected range stops below 9.2.1, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.5HIGHCISA-ADP
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-200NVD-CWE-noinfo

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Free plan, no card