CVE-2019-11046
Public on 2019-12-23
Modified on 2020-02-07
Description
In PHP versions 7.2.x below 7.2.26, 7.3.x below 7.3.13 and 7.4.0, PHP bcmath extension functions on some systems, including Windows, can be tricked into reading beyond the allocated space by supplying it with string containing characters that are identified as numeric by the OS but aren't ASCII numbers. This can read to disclosure of the content of some memory locations.
CVSS v3 Base Score
See breakdown
Affected Packages
| Platform | Package | Release Date | Advisory | Status |
|---|---|---|---|---|
| Amazon Linux 1 | php72 | 2020-02-04 | ALAS-2020-1339 | Fixed |
| Amazon Linux 1 | php72 | 2024-02-19 | ALAS-2024-1921 | Fixed |
| Amazon Linux 1 | php73 | 2020-02-04 | ALAS-2020-1339 | Fixed |
| Amazon Linux 1 | php73 | 2024-02-05 | ALAS-2024-1918 | Fixed |
CVSS Scores
| Score Type | Score | Vector | |
|---|---|---|---|
| Amazon Linux | CVSSv3 | 3.7 | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N |
| NVD | CVSSv3 | 5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N |
| NVD | CVSSv2 | 5.0 | AV:N/AC:L/Au:N/C:P/I:N/A:N |