Multiple vulnerabilities in WordPress



| Updated: 2020-11-01
Risk Medium
Patch available YES
Number of vulnerabilities 4
CVE-ID CVE-2013-0235
CVE-2013-0236
CVE-2012-5868
CVE-2012-4448
CWE-ID CWE-20
CWE-79
CWE-200
CWE-352
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
 WordPress
Web applications / CMS

Vendor WordPress.ORG

Security Bulletin

This security bulletin contains information about 4 vulnerabilities.

1) Input validation error

EUVDB-ID: #VU42745

Risk: Medium

CVSSv4.0: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:A/U:Green]

CVE-ID: CVE-2013-0235

CWE-ID: CWE-20 - Improper input validation

Exploit availability: Yes

Description

The vulnerability allows a remote non-authenticated attacker to read and manipulate data.

The XMLRPC API in WordPress before 3.5.1 allows remote attackers to send HTTP requests to intranet servers, and conduct port-scanning attacks, by specifying a crafted source URL for a pingback, related to a Server-Side Request Forgery (SSRF) issue. Per: http://cwe.mitre.org/data/definitions/918.html 'CWE-918: Server-Side Request Forgery (SSRF)'

Mitigation

Install update from vendor's website.

Vulnerable software versions

WordPress: 0.71 - 3.4.2

CPE2.3 External links

https://codex.wordpress.org/Version_3.5.1
https://core.trac.wordpress.org/changeset/23330
https://wordpress.org/news/2013/01/wordpress-3-5-1/
https://www.acunetix.com/blog/web-security-zone/wordpress-pingback-vulnerability/
https://bugzilla.redhat.com/show_bug.cgi?id=904120


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, a fully functional exploit for this vulnerability is available.

2) Cross-site scripting

EUVDB-ID: #VU42746

Risk: Low

CVSSv4.0: 2.7 [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/E:U/U:Clear]

CVE-ID: CVE-2013-0236

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Exploit availability: No

Description

Vulnerability allows a remote attacker to perform Cross-site scripting attacks.

An input validation error exists in WordPress before 3.5.1 when processing vectors involving (1) gallery shortcodes or (2) the content of a post. A remote 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.

Mitigation

Install update from vendor's website.

Vulnerable software versions

WordPress: 0.71 - 3.4.2

CPE2.3 External links

https://codex.wordpress.org/Version_3.5.1
https://core.trac.wordpress.org/changeset/23317
https://core.trac.wordpress.org/changeset/23322
https://wordpress.org/news/2013/01/wordpress-3-5-1/
https://bugzilla.redhat.com/show_bug.cgi?id=904121


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

3) Information disclosure

EUVDB-ID: #VU43225

Risk: Low

CVSSv4.0: 1.7 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2012-5868

CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor

Exploit availability: No

Description

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

WordPress 3.4.2 does not invalidate a wordpress_sec session cookie upon an administrator's logout action, which makes it easier for remote attackers to discover valid session identifiers via a brute-force attack, or modify data via a replay attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

WordPress: 3.4.2

CPE2.3 External links

https://whiteoaksecurity.com/blog/2012/12/17/cve-2012-5868-wordpress-342-sessions-not-terminated-upon-explicit-user-logout


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

4) Cross-site request forgery

EUVDB-ID: #VU43456

Risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2012-4448

CWE-ID: CWE-352 - Cross-Site Request Forgery (CSRF)

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform cross-site request forgery attacks.

The vulnerability exists due to insufficient validation of the HTTP request origin. A remote attacker can trick the victim to visit a specially crafted web page and perform arbitrary actions on behalf of the victim on the vulnerable website.

Mitigation

Install update from vendor's website.

Vulnerable software versions

WordPress: 3.4.2

CPE2.3 External links

https://openwall.com/lists/oss-security/2012/09/25/15
https://packetstormsecurity.org/files/116785/WordPress-3.4.2-Cross-Site-Request-Forgery.html
https://secunia.com/advisories/50715
https://bugs.gentoo.org/show_bug.cgi?id=436198
https://bugzilla.redhat.com/show_bug.cgi?id=860261


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



###SIDEBAR###