CVE-2020-7060
global buffer-overflow in mbfl_filt_conv_big5_wchar
- State
- Published
- Severity
- 6.5 Medium
- Published
- Feb 10, 2020
- Updated
- Sep 17, 2024
- Reserved
- Jan 15, 2020
Description
When using certain mbstring functions to convert multibyte encodings, in PHP versions 7.2.x below 7.2.27, 7.3.x below 7.3.14 and 7.4.x below 7.4.2 it is possible to supply data that will cause function mbfl_filt_conv_big5_wchar to read past the allocated buffer. This may lead to information disclosure or crash.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 6.5 Medium | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L | php |
Weaknesses
- CWE-125 Out-of-bounds Read
Affected Products
| Product | Versions |
|---|---|
PHPPHP Group |
|
References
- 20200218 [SECURITY] [DSA 4626-1] php7.3 security updatemailing-list
- DSA-4626vendor-advisory
- USN-4279-1vendor-advisory
- DSA-4628vendor-advisory
- 20200219 [SECURITY] [DSA 4628-1] php7.0 security updatemailing-list
- [debian-lts-announce] 20200228 [SECURITY] [DLA 2124-1] php5 security updatemailing-list
- openSUSE-SU-2020:0341vendor-advisory
- GLSA-202003-57vendor-advisory
- https://www.oracle.com/security-alerts/cpujul2020.html
- https://security.netapp.com/advisory/ntap-20200221-0002/
- https://bugs.php.net/bug.php?id=79037
- 20210116 Re: [SECURITY] [DSA 4628-1] php7.0 security updatemailing-list
- https://www.oracle.com/security-alerts/cpuApr2021.html
- https://www.tenable.com/security/tns-2021-14
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