Vulnerability identifier: #VU24825
Vulnerability risk: Low
CVSSv3.1: 3.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-601
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
Plone
Web applications /
CMS
Vendor: Plone
Description
The vulnerability allows a remote attacker to redirect victims to arbitrary URL.
The vulnerability exists due to improper sanitization of user-supplied data in the "isURLInPortal" check on the login form. A remote attacker can create a link that leads to a trusted website, however, when clicked, redirects the victim to arbitrary domain.
Successful exploitation of this vulnerability may allow a remote attacker to perform a phishing attack and steal potentially sensitive information.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
Plone: 4.0 - 5.2.1
External links
http://www.openwall.com/lists/oss-security/2020/01/24/1
http://plone.org/security/hotfix/20200121
http://plone.org/security/hotfix/20200121/an-open-redirection-on-the-login-form-and-possibly-other-places
http://www.openwall.com/lists/oss-security/2020/01/22/1
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.