Paessler PRTG Network Monitor up to 23.1.81 /rest permission assignment

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
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CTI Interest Score
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4.6$0-$5k2.67

Summaryinfo

A vulnerability described as problematic has been identified in Paessler PRTG Network Monitor up to 23.1.81. Affected is an unknown function of the file /rest. The manipulation results in permission assignment. This vulnerability is known as CVE-2023-22631. It is possible to launch the attack remotely. No exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as problematic has been found in Paessler PRTG Network Monitor up to 23.1.81. Affected is an unknown code block of the file /rest. The manipulation with an unknown input leads to a permission assignment vulnerability. CWE is classifying the issue as CWE-732. The product specifies permissions for a security-critical resource in a way that allows that resource to be read or modified by unintended actors. This is going to have an impact on integrity, and availability. CVE summarizes:

PRTG Network Monitor before 23.1.82 allows remote attackers to write to files via the HTTP XML/REST Sensor.

The advisory is shared for download at paessler.com. This vulnerability is traded as CVE-2023-22631 since 01/05/2023. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation requires an enhanced level of successful authentication. There are known technical details, but no exploit is available.

Upgrading to version 23.1.82 eliminates this vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.6
VulDB Meta Temp Score: 4.6

VulDB Base Score: 3.8
VulDB Temp Score: 3.7
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 5.5
CNA Vector (MITRE): 🔒

CVSSv2info

AVACAuCIA
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💳💳💳💳💳💳
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Permission assignment
CWE: CWE-732 / CWE-275 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: PRTG Network Monitor 23.1.82

Timelineinfo

01/05/2023 CVE reserved
09/14/2026 +1347 days Advisory disclosed
09/14/2026 +0 days VulDB entry created
09/14/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: paessler.com
Status: Confirmed

CVE: CVE-2023-22631 (🔒)
GCVE (CVE): GCVE-0-2023-22631
GCVE (VulDB): GCVE-100-403380

Entryinfo

Created: 09/14/2026 05:42
Changes: 09/14/2026 05:42 (64)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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