SB2019061958 - Type Confusion in mozjs68 (Alpine package)

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Main Vulnerability Database SB2019061958

SB2019061958 - Type Confusion in mozjs68 (Alpine package)

Published: June 19, 2019

Security Bulletin ID SB2019061958
Severity
Critical
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

Critical 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Type Confusion (CVE-ID: CVE-2019-11707)

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

The vulnerability exists due to a type confusion error when manipulating JavaScript objects due to issues in Array.pop. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger a type confusion error and execute arbitrary code on the target system.

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

Note: this vulnerability is being actively exploited in the wild along with SB2019062002 (CVE-2019-11708).


Remediation

Install update from vendor's website.

References