A integer underflow was found in the way String#unpack decodes the unpacking format. An attacker, able to control the unpack format, could use this flaw to disclose arbitrary parts of the application's memory.
Platform | Package | Release Date | Advisory |
---|---|---|---|
Amazon Linux 2 - Core | ruby | 2019-08-23 03:41 | ALAS2-2019-1276 |
Amazon Linux 1 | ruby20 | 2018-04-04 23:18 | ALAS-2018-983 |
Amazon Linux 1 | ruby22 | 2018-04-04 23:18 | ALAS-2018-983 |
Amazon Linux 1 | ruby23 | 2018-04-04 23:18 | ALAS-2018-983 |
Amazon Linux 1 | ruby24 | 2018-04-04 23:18 | ALAS-2018-983 |
Score Type | Score | Vector | |
---|---|---|---|
Amazon Linux | CVSSv3 | 4.8 | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L |
NVD | CVSSv2 | 5.0 | AV:N/AC:L/Au:N/C:P/I:N/A:N |
NVD | CVSSv3 | 7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |