SB2019062820 - Stack-based buffer overflow in postgresql (Alpine package)
Published: June 28, 2019
Security Bulletin ID
SB2019062820
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Adjecent network
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Stack-based buffer overflow (CVE-ID: CVE-2019-10164)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error when processing users passwords. A remote authenticated user can change his/her password to a specially crafted string, trigger stack-based buffer overflow and execute arbitrary code on the target system or crash the PostgreSQL process.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Remediation
Install update from vendor's website.
References
- https://git.alpinelinux.org/aports/commit/?id=2b95c8929982c3ff86b48ffe921cf9ddff6aeebd
- https://git.alpinelinux.org/aports/commit/?id=5f580c412de14f7329bf77293a1c8bbce8a74d48
- https://git.alpinelinux.org/aports/commit/?id=16dcb2a286d4881fa56bf8669a72f6bb6af651db
- https://git.alpinelinux.org/aports/commit/?id=8daa712f697c96da86733f3646b42943712519ea
- https://git.alpinelinux.org/aports/commit/?id=e38cc5c779adba34a5ac51a5d66fbf109094862a
- https://git.alpinelinux.org/aports/commit/?id=f0bd10f20b351a67282e252cb17bc8a175732c8b
- https://git.alpinelinux.org/aports/commit/?id=6a033ac469647786c8b26d97bc6fad0fa1d35eac