2020-11-02

興味を持った記事(2020年11月02日)

セキュリティ

Adobe Reader

Prenotification Security Advisory for Adobe Acrobat and Reader | APSB20-67：Adobe Security Bulletin

【セキュリティニュース】「Adobe Acrobat/Reader」に深刻な脆弱性 - 11月3日に定例外アップデートを公開予定（1ページ目 / 全1ページ）：Security NEXT

ZeroLogon

Attacks exploiting Netlogon vulnerability (CVE-2020-1472) – Microsoft Security Response Center

Microsoft Warns of Continued Exploitation of CVE-2020-1472 | CISA

【セキュリティニュース】MS、脆弱性「Zerologon」について再度注意喚起 - まずはパッチ適用を、対処FAQも更新（1ページ目 / 全2ページ）：Security NEXT

「Netlogon」脆弱性（ZeroLogon）への対処を！～Microsoftが改めて警告 - 窓の杜

Microsoft、Windows Serverの「Zerologon」脆弱性を利用した攻撃を再度警告 | マイナビニュース

「Zerologon」とは何か？深刻度の高い脆弱性、ADサーバを利用しているなら緊急対策を｜ビジネス+IT

Firefox 82.0.1/82.0.2

Firefox 82.0.1, See All New Features, Updates and Fixes

82.0 (64-bit)

82.0.1 (64-bit)

Firefox 82.0.2, See All New Features, Updates and Fixes

82.0.1 (64-bit)

82.0.2 (64-bit)

Wordpress 5.5.2 -> 5.5.3

News – WordPress 5.5.2 Security and Maintenance Release – WordPress.org

This security and maintenance release features 14 bug fixes in addition to 10 security fixes. Because this is a security release, it is recommended that you update your sites immediately. All versions since WordPress 3.7 have also been updated.

Security Updates

Ten security issues affect WordPress versions 5.5.1 and earlier. If you haven’t yet updated to 5.5, all WordPress versions since 3.7 have also been updated to fix the following security issues:

Props to Alex Concha of the WordPress Security Team for their work in hardening deserialization requests.

Props to David Binovec on a fix to disable spam embeds from disabled sites on a multisite network.

Thanks to Marc Montas from Sucuri for reporting an issue that could lead to XSS from global variables.

Thanks to Justin Tran who reported an issue surrounding privilege escalation in XML-RPC. He also found and disclosed an issue around privilege escalation around post commenting via XML-RPC.

Props to Omar Ganiev who reported a method where a DoS attack could lead to RCE.

Thanks to Karim El Ouerghemmi from RIPS who disclosed a method to store XSS in post slugs.

Thanks to Slavco for reporting, and confirmation from Karim El Ouerghemmi, a method to bypass protected meta that could lead to arbitrary file deletion.

Thanks to Erwan LR from WPScan who responsibly disclosed a method that could lead to CSRF.

And a special thanks to @zieladam who was integral in many of the releases and patches during this release.

News – WordPress 5.5.3 Maintenance Release – WordPress.org

This maintenance release fixes an issue introduced in WordPress 5.5.2 which makes it impossible to install WordPress on a brand new website that does not have a database connection configured.