CVE-2019-11046
Low
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.
SeverityLow
CVSS3.7
Exploit probability—
Product
Php
PublishedDec 23, 2019
First seenDec 23, 2019
Weakness typeCWE-125Out-of-bounds read
How to fix
Update
- tenable security_center5.19.0 or later
Vendor advisories
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/N7GCOAE6KVHYJ3UQ4KLPLTGSLX6IRVRN/
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XWRQPYXVG43Q7DXMXH6UVWMKWGUW552F/
- usn.ubuntu.com/4239-1/
- debian.org/security/2020/dsa-4626
- debian.org/security/2020/dsa-4628
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| php php | 7.2.0 ≤ v ≤ 7.2.26, 7.3.0 ≤ v ≤ 7.3.13, 7.4.0 | — |
| debian debian_linux | 8.0, 9.0, 10.0 | — |
| fedoraproject fedora | 30, 31 | — |
| opensuse leap | 15.1 | — |
| canonical ubuntu_linux | 12.04, 14.04, 16.04, 18.04, 19.04, 19.10 | — |
| tenable security_center | v < 5.19.0 | 5.19.0 |
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