SB2016122315 - Improper Initialization in curl (Alpine package)
Published: December 23, 2016
Security Bulletin ID
SB2016122315
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) Improper Initialization (CVE-ID: CVE-2016-9594)
The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.
curl before version 7.52.1 is vulnerable to an uninitialized random in libcurl's internal function that returns a good 32bit random value. Having a weak or virtually non-existent random value makes the operations that use it vulnerable.
Remediation
Install update from vendor's website.
References
- https://git.alpinelinux.org/aports/commit/?id=e57c1f8b95e9a6aecc75e9eaae6c7bf9e259adb6
- https://git.alpinelinux.org/aports/commit/?id=7079fe21530ae1c8147925d8b591131b786ab2e9
- https://git.alpinelinux.org/aports/commit/?id=619d9f8608068fab555a9a54e6154eb798eb5c2c
- https://git.alpinelinux.org/aports/commit/?id=09397ff9b9dd0d5668c3eac94b18bf725cc0cb0d
- https://git.alpinelinux.org/aports/commit/?id=8a5e3005b1e698bb2e3052f1ed638086620775f7
- https://git.alpinelinux.org/aports/commit/?id=3aa892ac421bfd2d826eae84932f3edcbfade015
- https://git.alpinelinux.org/aports/commit/?id=69c95791ab79c2f073015b2ea7e847b27a649257