OPNsense up to 23.6 system_certmanager.php act cross site scripting

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.7$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in OPNsense up to 23.6. Impacted is an unknown function of the file system_certmanager.php. The manipulation of the argument act leads to cross site scripting. This vulnerability is documented as CVE-2023-39002. The attack can be initiated remotely. There is not any exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in OPNsense up to 23.6. It has been rated as problematic. This issue affects an unknown code of the file system_certmanager.php. The manipulation of the argument act with an unknown input leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. Impacted is integrity. The summary by CVE is:

A cross-site scripting (XSS) vulnerability in the act parameter of system_certmanager.php in OPNsense before 23.7 allows attackers to execute arbitrary web scripts or HTML via a crafted payload.

The weakness was released 08/10/2023. The advisory is shared at logicaltrust.net. The identification of this vulnerability is CVE-2023-39002 since 07/25/2023. It demands that the victim is doing some kind of user interaction. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

By approaching the search of inurl:system_certmanager.php it is possible to find vulnerable targets with Google Hacking.

Upgrading to version 23.7 eliminates this vulnerability. Applying the patch a4f6a8f8d604271f81984cfcbba0471af58e34dc is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.8
VulDB Meta Temp Score: 4.7

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.1
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined
Google Hack: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

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: OPNsense 23.7
Patch: a4f6a8f8d604271f81984cfcbba0471af58e34dc

Timelineinfo

07/25/2023 🔍
08/10/2023 +16 days 🔍
08/10/2023 +0 days 🔍
09/02/2023 +23 days 🔍

Sourcesinfo

Advisory: a4f6a8f8d604271f81984cfcbba0471af58e34dc
Status: Confirmed

CVE: CVE-2023-39002 (🔍)
GCVE (CVE): GCVE-0-2023-39002
GCVE (VulDB): GCVE-100-236681

Entryinfo

Created: 08/10/2023 08:31
Updated: 09/02/2023 17:59
Changes: 08/10/2023 08:31 (42), 09/02/2023 17:52 (1), 09/02/2023 17:59 (11)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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