Remote Code Execution Vulnerability in HylaFAX by Hylafax Group
CVE-2018-17141
9.8CRITICAL
Summary
HylaFAX versions 6.0.6 and HylaFAX+ 5.6.0 are susceptible to a remote code execution vulnerability triggered by a compromised fax page. An attacker can exploit this flaw during a dial-in session by providing a specially crafted JPEG image. The vulnerability resides in the mishandling of the JPEG data in the 'FaxModem::writeECMData()' function, located in the 'faxd/CopyQuality.c++' file, potentially allowing the execution of arbitrary code on the affected system.
References
EPSS Score
6% chance of being exploited in the next 30 days.
CVSS V3.1
Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged
Timeline
Vulnerability published
Vulnerability Reserved