Cross-site scripting in Debian Linux - CVE-2015-3440
Published: August 3, 2015 / Updated: August 9, 2020
Vulnerability identifier: #VU40684
CSH Severity: Low
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2015-3440
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability:
Public exploit is available
Vulnerability details
Vulnerability allows a remote attacker to perform Cross-site scripting attacks.
An input validation error exists in wp-includes/wp-db.php in WordPress before 4.2.1. A remote authenticated attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in victim's browser in security 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.
Affected software
Debian Linux
Fedora
wordpress
Fedora
wordpress
How to mitigate CVE-2015-3440
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.
wordpress - addressed in versions 4.2.1-1.fc22, 4.2.2-1.el5, 4.2.2-1.el6, 4.2.2-1.el7, 4.2.2-1.fc21
Links to Public Exploits and PoC-codes
External References
- http://codex.wordpress.org/Version_4.2.1
- http://lists.fedoraproject.org/pipermail/package-announce/2015-May/157391.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-May/158271.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-May/158278.html
- http://osvdb.org/show/osvdb/121320
- http://packetstormsecurity.com/files/131644/WordPress-4.2-Cross-Site-Scripting.html
- http://seclists.org/fulldisclosure/2015/Apr/84
- http://www.debian.org/security/2015/dsa-3250
- http://www.securityfocus.com/bid/74334
- http://www.securitytracker.com/id/1032199
- https://core.trac.wordpress.org/changeset/32299
- https://klikki.fi/adv/wordpress2.html
- https://wordpress.org/news/2015/04/wordpress-4-2-1/
- https://wpvulndb.com/vulnerabilities/7945
- https://www.exploit-db.com/exploits/36844/