CVE-2023-4310Network attack vector

Unauthenticated command execution via malicious HTTP request

Published Sep 5, 2023 · Updated Oct 1, 2024

Command injection in BeyondTrust Remote Support and Privileged Remote Access 23.2.1 through 23.2.2 lets remote attackers execute OS commands. BeyondTrust and the CNA have not disclosed the affected HTTP endpoint, parameter, or command-construction operation. No authentication or user interaction is required, and successful exploitation runs commands with the site user's privileges.

CVSS severity9.8
Critical
EPSS probability1.85%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Command injection in BeyondTrust Remote Support and Privileged Remote Access 23.2.1 through 23.2.2 lets remote attackers execute OS commands. BeyondTrust and the CNA have not disclosed the affected HTTP endpoint, parameter, or command-construction operation. No authentication or user interaction is required, and successful exploitation runs commands with the site user's privileges.

The record

CVE
CVE-2023-4310
Published
Sep 5, 2023
Updated
Oct 1, 2024
Vendor
BeyondTrust
Product
Remote Support
Classifications
CWE-77, T1059
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Sep 5, 2023CVE publishedPublication date reported by the CVE source.
  2. Oct 1, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=23.2.1
  2. Affected versionversion=23.2.2

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

BeyondTrust · Remote Supportversion=23.2.1; version=23.2.2
BeyondTrust · Privileged Remote Accessversion=23.2.1; version=23.2.2

Published CVSS scores

9.8NIST NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-77Improper Neutralization of Special Elements used in a Command ('Command Injection')
T1059Command and Scripting Interpreter

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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