SB2019112041 - Access of uninitialized pointer in libgcrypt (Alpine package)
Published: November 20, 2019
Security Bulletin ID
SB2019112041
CSH 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 vulnerability.
1) Access of uninitialized pointer (CVE-ID: CVE-2019-13527)
CWE-ID: CWE-824 - Access of Uninitialized Pointer
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
The vulnerability allows a remote attacker to execute arbitrary code.
The vulnerability exists due to the affected software accesses or uses a pointer that has not been initialized. A remote attacker can trick a victim to open a specially crafted Arena file, which results in the use of a pointer that has not been initialized and execute arbitrary code on the target system.
Remediation
Install update from vendor's website.