SB2019083042 - Use-after-free in irssi (Alpine package)
Published: August 30, 2019
Security Bulletin ID
SB2019083042
Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Use-after-free (CVE-ID: CVE-2019-15717)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error when processing responses from IRC server with a double CAP. A remote attacker can trick the victim to connect to a malicious IRC server, trigger use-after-free error and execute arbitrary code on the target system..
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
Remediation
Install update from vendor's website.