FusionPBX 4.4.8 service_edit.php System Command command injection

HistoryDiffrelatejsonxmlCTI

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 (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.2	$0-$5k	0.00

Summaryinfo

A vulnerability was found in FusionPBX 4.4.8 and classified as critical. This affects an unknown function of the file service_edit.php. Executing a manipulation as part of System Command can lead to command injection. This vulnerability is tracked as CVE-2019-15029. The attack can be launched remotely. Moreover, an exploit is present.

Detailsinfo

A vulnerability classified as critical was found in FusionPBX 4.4.8. This vulnerability affects an unknown code of the file service_edit.php. The manipulation as part of a System Command leads to a command injection vulnerability. The CWE definition for the vulnerability is CWE-77. The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

FusionPBX 4.4.8 allows an attacker to execute arbitrary system commands by submitting a malicious command to the service_edit.php file (which will insert the malicious command into the database). To trigger the command, one needs to call the services.php file via a GET request with the service id followed by the parameter a=start to execute the stored command.

The weakness was disclosed 09/05/2019. This vulnerability was named CVE-2019-15029 since 08/14/2019. The exploitation appears to be easy. The attack can be initiated remotely. A single authentication is needed for exploitation. Technical details and also a public exploit are known. The MITRE ATT&CK project declares the attack technique as T1202.

It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept. By approaching the search of inurl:service_edit.php it is possible to find vulnerable targets with Google Hacking.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Exploit-DB (47358). Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

FusionPBX

Version

4.4.8

License

free

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.2

VulDB Base Score: 6.3
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Command injection
CWE: CWE-77 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍
Google Hack: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/14/2019 🔍
09/05/2019 +22 days 🔍
09/06/2019 +1 days 🔍
12/28/2024 +1940 days 🔍

Sourcesinfo

Advisory: drive.google.com
Status: Not defined

CVE: CVE-2019-15029 (🔍)
GCVE (CVE): GCVE-0-2019-15029
GCVE (VulDB): GCVE-100-141292
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 09/06/2019 11:03
Updated: 12/28/2024 19:04
Changes: 09/06/2019 11:03 (36), 08/13/2020 09:32 (17), 12/13/2023 09:31 (3), 12/28/2024 19:04 (25)
Complete: 🔍
Cache ID: 216::103