地图 / mb_strtolower (UTF-32LE): stack-buffer-overflow at php_unicode_tolower_full (CVE-2020-7065)

mb_strtolower (UTF-32LE): stack-buffer-overflow at php_unicode_tolower_full (CVE-2020-7065)

内存破坏 / 栈溢出 / #838127

厂商: Internet Bug Bounty
严重程度: 中危
赏金: —
弱点: 栈溢出
研究员: @anatoliq
披露日期: 2020-10-21
资产: PHP
CVE: CVE-2020-7065

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原文摘录

摘自原文（952 字符中的一小部分）

PHP bug report (made public by the maintainers at the time of writing): https://bugs.php.net/bug.php?id=79371 Mitre CVE page: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-7065 Link to the release notes: https://www.php.net/ChangeLog-7.php#7.4.4

默认不展示报告全文。以上为简短摘录，完整复现过程请阅读原文。版权归研究员与 Internet Bug Bounty 所有。

时间线

2020-04-03报告提交
2020-10-21公开披露

阅读 HackerOne 原文 ↗作者 @anatoliq · 版权归作者与 Internet Bug Bounty 所有

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mb_strtolower (UTF-32LE): stack-buffer-overflow at php_unicode_tolower_full (CVE-2020-7065) · 破甲 POJIA