SB2018030624 - Multiple vulnerabilities in Z-Blogcn Z-BlogPHP

Description

This security bulletin contains information about 2 secuirty vulnerabilities.

1) Cross-site scripting (CVE-ID: CVE-2018-7736)

The vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data when processing the ZC_BLOG_SUBNAME parameter or ZC_UPLOAD_FILETYPE parameter. NOTE: the software maintainer disputes that this is a vulnerability. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

2) Information disclosure (CVE-ID: CVE-2018-7737)

The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.

** DISPUTED ** In Z-BlogPHP 1.5.1.1740, there is Web Site physical path leakage, as demonstrated by admin_footer.php or admin_footer.php. NOTE: the software maintainer disputes that this is a vulnerability.

Remediation

Cybersecurity Help is not aware of any official remediation provided by the vendor.

References

• https://github.com/ponyma233/cms/blob/master/Z-Blog_1.5.1.1740_bugs.md
• https://github.com/zblogcn/zblogphp/issues/205
• https://packetstormsecurity.com/files/147066/Z-Blog-1.5.1.1740-Cross-Site-Scripting.html
• https://www.exploit-db.com/exploits/44406/
• https://github.com/ponyma233/cms/blob/master/Z-Blog_1.5.1.1740_bugs.md#web-site-physical-path-leakage
• https://packetstormsecurity.com/files/147063/Z-Blog-1.5.1.1740-Full-Path-Disclosure.html
• https://www.exploit-db.com/exploits/44407/