Cross-site scripting in Plone

1) Cross-site scripting

EUVDB-ID: #VU44832

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-2011-1340

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 XSS attacks.

The vulnerability is caused by an input validation error in skins/plone_templates/default_error_message.pt in Plone before 2.5.3 when processing type_name parameter to Members/ipa/createObject. 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

Plone: 1.0 - 2.5.1

CPE2.3

• cpe:2.3:a:plone:plone:1.0:*:*:*:*:*:*:*
• cpe:2.3:a:plone:plone:1.0.1:*:*:*:*:*:*:*
• cpe:2.3:a:plone:plone:1.0.2:*:*:*:*:*:*:*

External links

https://dev.plone.org/plone/changeset/12262
https://dev.plone.org/plone/ticket/6110
https://jvn.jp/en/jp/JVN41222793/index.html
https://jvndb.jvn.jp/jvndb/JVNDB-2011-000056

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.