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/ Yoshinori Matsumoto @ym405nm

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&#\-A ] (5 (2018/10/8 !) @8C89 RNWK0No Security No Life1A<6C89 ,89GWordPress 'HA0,+1J [email protected] → 5*DI=7)@*4A?3 WordPress A @39[

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OWASP

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OWASP(, • OWASP (Open Web Application Security Project) – Web@;HLA:84 8#5$. +)GL?B-$IO=+ JN*24*'5 " 6$8

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OWASP • OWASP Foundation – 2001 – NPO – 200 Chapter

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Japan : OWASP Local Chapters

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WORDPRESS

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WordPress"% $"%&! WordPress $"%&!

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WordPress WordPress OWASP TOP 10 WordPress OWASP WordPress Security Implementa:on Guideline

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OWASP TOP 10 Web8AD;? :BD@9 +*,3$7( 6 ,3$7( 6 OWASP JAPAN https://www.owasp.org/index.php/Japan

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WordPress 209:3/ WordPress.org -,209:3/ .&!(5098;4% #209:3/*WordPress% 17963/%209:3/$%+ '#")-, OWASP TOP 10 (2013 ) % WordPress %-, + WordPress 209:3/ h6ps://ja.wordpress.org/security/

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OWASP WordPress Security Implementation Guideline OWASP $"' WordPress (#,+-' +-&)-%! WordPress $.*DB ! OWASP WordPress Security Implementation Guideline https://www.owasp.org/index.php/OWASP_Wordpress_Security_Implementation_Guideline

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WordPress'",-( • WordPress.$!/ • • WordPress - 1*",+/)2 *",+/) WordPress %!)0

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WordPress XML RPC wp-login.php TOP10 : A2( ) WP :

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JETPACK

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WordPress +,+ The WordPress Codex Is Your Friend… $wpdb->prepare ;@B46B, 21>& wp_kses esc_html / esc_attr %*+JavaScript& How to Prevent File Upload Vulnerabilities https://www.wordfence.com/learn/how-to-prevent-file-upload-vulnerabilities/ current_user_can('upload_files') &=B3,)! #'.8;AB9,)!$ wp_check_filetype :-/?5/;,7082+ MINE5/;,("7082+ +

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OWASP ZAP • OWASP),.14>?;> • ?D58* ) %$.& 16:9) $. -+$

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WPScan • WordPress3+- C>MSETQ • KO@=S$FTL$4ITBNS;#+.$" ,: 21(#/): • WordPress4!216#/): • 4JCRTHPCG'84 -96/): &21 WPSCan37:WordPress h.ps://www.slideshare.net/owaspnagoya/wpscanwordpress4 C>MS *4ETQ;4A=G3/,:0

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WPScan9E/C3: • ID*UN\_S>% → %VGI[0'" • WordPress>*WZKI]^Q_X>T_MY] → )F-2C! <; • "T_MY]9? readme.html /AT_MY]0.8,C 3>P_[F>LIR=95C: HJON= #5C 0+B@5 3D72$916A ,,>9?`

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$ % • WordPress!%0+215/ OWASP TOP10 WordPress-+23.) OWASP WordPress Security Implementation Guideline • WordPress"4,*5(& (& WordPress" ( -+23.)'#6(& #twpm1019