SB2020111717 - Multiple vulnerabilities in Raptor RDF Syntax Library

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Main Vulnerability Database SB2020111717

SB2020111717 - Multiple vulnerabilities in Raptor RDF Syntax Library

Published: November 17, 2020

Security Bulletin ID SB2020111717
Severity
High
Patch available
NO
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 50% Medium 50%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) Buffer overflow (CVE-ID: CVE-2017-18926)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error within the raptor_xml_writer_start_element_common() function in raptor_xml_writer.c. A remote attacker can create a specially crafted file, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


2) Out-of-bounds read (CVE-ID: CVE-2020-25713)

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition within the raptor_xml_writer_start_element_common() function in raptor_xml_writer.c. A remote attacker can create a specially crafted PDF file, trick the victim into opening it, trigger an out-of-bounds read error and read contents of memory on the system.


Remediation

Cybersecurity Help is not aware of any official remediation provided by the vendor.

References