What is the CVSS score of CVE-2023-22659?

CVE-2023-22659 has a CVSS 3.1 base score of 7.2 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 3.7%.

Is there a public PoC exploit available for CVE-2023-22659?

Yes, a public proof-of-concept exploit is available for CVE-2023-22659. Prioritise patching immediately. EPSS: 3.7%.

Milesight CVE-2023-22659

HIGH

Command Injection (CWE-77)

2023-07-06 talos-cna@cisco.com

Command Injection Ur32L Firmware Milesight

7.2

CVSS 3.1 · NVD

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Vulnerability Assessment

Weakness	CWE CWE-77 OWASP Top 10:2025 A05:2025 - Injection ASVS 5.0 V1 - Encoding and Sanitization Command injection prevention MITRE ATT&CK 1 technique across 1 tactic: Execution The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. Sign in to read
Impact	CVSS score of 7.2 (HIGH). Attack characteristics: network attack vector, low complexity, high privileges required, no user interaction not required. Public proof-of-concept exploit code is available.
Exploit ScenarioDerived	A remote attacker could inject arbitrary commands into system command execution by sending crafted requests to the affected application.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).

No patch listed yet 3.7% exploitation probability (EPSS)

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AnalysisAI

An os command injection vulnerability exists in the libzebra.so change_hostname functionality of Milesight UR32L v32.3.0.5. Rated high severity (CVSS 7.2), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Use parameterized APIs, avoid shell execution, validate input with strict allowlists.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified as Command Injection (CWE-77), which allows attackers to inject arbitrary commands into system command execution. An os command injection vulnerability exists in the libzebra.so change_hostname functionality of Milesight UR32L v32.3.0.5. A specially-crafted network packets can lead to command execution. An attacker can send a sequence of requests to trigger this vulnerability. Affected products include: Milesight Ur32L Firmware.

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Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 7.2 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

DescriptionNVD

An os command injection vulnerability exists in the libzebra.so change_hostname functionality of Milesight UR32L v32.3.0.5. A specially-crafted network packets can lead to command execution. An attacker can send a sequence of requests to trigger this vulnerability.

Threat Intelligence Overview

EPSS Score

3.7%

Top 11% exploitable

Exploit

POC

Public exploit code exists

Data Quality

2 sources

Confidence: Low

NVD

CVE.org

EPSS

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue

Severity HIGH

CISA KEV No

Public POC Yes

EPSS 3.7%

Patch available No

Active threat No

Deciding rule

HIGH severity (CVSS 7.0-8.9)

What every action level means

Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.

Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.

This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.

This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.

Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived

Scheduled

Exploitation· derived

Poc

System Exposure· derived

Open

Automatable· derived

Human Impact· derived

Medium

Priority Score

Low Medium High Critical

KEV: 0

EPSS: +4

CVSS: +36

PoC: +20

Weaponized: 0

Threat intel: 0

Gov advisory: 0

Attack Technique

OS Command Injection CRITICAL

OS command injection occurs when an application passes unsanitized user input directly into system shell commands.

Affected Products (CPE)NVD

cpe:2.3:o:milesight:ur32l_firmware:32.3.0.5:*:*:*:*:*:*:*

More in Milesight

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An information disclosure in Milesight UR5X, UR32L, UR32, UR35, UR41 before v35.3.0.7 allows attackers to access sensiti

CVE-2023-23902 CRITICAL Act Now POC

9.8 Jul 06

A buffer overflow vulnerability exists in the uhttpd login functionality of Milesight UR32L v32.3.0.5. Rated critical se

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9.8 Jul 06

An authentication bypass vulnerability exists in the requestHandlers.js verifyToken functionality of Milesight VPN v2.0.

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9.8 Jul 06

A sql injection vulnerability exists in the requestHandlers.js LoginAuth functionality of Milesight VPN v2.0.2. Rated cr

CVE-2023-24583 HIGH This Week POC

8.8 Jul 06

Two OS command injection vulnerabilities exist in the urvpn_client cmd_name_action functionality of Milesight UR32L v32.

CVE-2023-24582 HIGH This Week POC

8.8 Jul 06

Two OS command injection vulnerabilities exist in the urvpn_client cmd_name_action functionality of Milesight UR32L v32.

CVE-2023-24520 HIGH This Week POC

8.8 Jul 06

Two OS command injection vulnerability exist in the vtysh_ubus toolsh_excute.constprop.1 functionality of Milesight UR32

CVE-2023-24519 HIGH This Week POC

8.8 Jul 06

Two OS command injection vulnerability exist in the vtysh_ubus toolsh_excute.constprop.1 functionality of Milesight UR32

CVE-2023-24018 HIGH This Week POC

8.8 Jul 06

A stack-based buffer overflow vulnerability exists in the libzebra.so.0.0.0 security_decrypt_password functionality of M

CVE-2023-22653 HIGH This Week POC

8.8 Jul 06

An OS command injection vulnerability exists in the vtysh_ubus tcpdump_start_cb functionality of Milesight UR32L v32.3.0

CVE-2023-22299 HIGH This Week POC

8.8 Jul 06

An OS command injection vulnerability exists in the vtysh_ubus _get_fw_logs functionality of Milesight UR32L v32.3.0.5.

CVE-2023-24019 HIGH This Week POC

8.1 Jul 06

A stack-based buffer overflow vulnerability exists in the urvpn_client http_connection_readcb functionality of Milesight

Same weakness CWE-77 – Command Injection

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CVE-2012-1823 CRITICAL POC

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CVE-2016-1555 CRITICAL POC

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CVE-2024-55956 CRITICAL POC

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CVE-2015-2051 HIGH POC

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CVE-2017-6327 HIGH POC

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CVE-2023-34960 CRITICAL POC

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Same technique Command Injection

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CVE-2019-15107 CRITICAL POC

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CVE-2024-51378 CRITICAL POC

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CVE-2014-6271 CRITICAL POC

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References

Advisories & patches

REF https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1699

Search Externally

GitHub PoC

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