SB2016091935 - Remote code execution in openssl (Alpine package)
Published: September 19, 2016 Updated: March 6, 2023
Security Bulletin ID
SB2016091935
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) Out-of-bounds write (CVE-ID: CVE-2016-2182)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a boundary error within the BN_bn2dec() function in crypto/bn/bn_print.c in OpenSSL. A remote attacker can send specially crafted data to the server, trigger an out-of-bounds write and execute arbitrary code on the target system.
Remediation
Install update from vendor's website.
References
- https://git.alpinelinux.org/aports/commit/?id=346532027d2b8b8d5cac13a2b7d86820dfaf34b7
- https://git.alpinelinux.org/aports/commit/?id=6ea715958d6486933e7cc3ca163e3d0691c9629d
- https://git.alpinelinux.org/aports/commit/?id=70b8770d37d514044077c7258c0e6e81aeeee5fe
- https://git.alpinelinux.org/aports/commit/?id=7b3b75b5c977b3a6fa91c6a48349d55fc7e31663