CVE-2017-0898
Public on 2017-09-15
Modified on 2018-01-18
Description
A buffer underflow was found in ruby's sprintf function. An attacker, with ability to control its format string parameter, could send a specially crafted string that would disclose heap memory or crash the interpreter.
Severity
Medium
CVSS v3 Base Score
See breakdown
Affected Packages
| Platform | Package | Release Date | Advisory | Status |
|---|---|---|---|---|
| Amazon Linux 1 | ruby22 | 2017-10-02 | ALAS-2017-906 | Fixed |
| Amazon Linux 1 | ruby23 | 2017-10-02 | ALAS-2017-906 | Fixed |
| Amazon Linux 1 | ruby24 | 2017-10-26 | ALAS-2017-915 | Fixed |
CVSS Scores
| Score Type | Score | Vector | |
|---|---|---|---|
| Amazon Linux | CVSSv3 | 6.5 | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:H |
| NVD | CVSSv2 | 6.4 | AV:N/AC:L/Au:N/C:P/I:N/A:P |
| NVD | CVSSv3 | 9.1 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H |