Zero-day Vulnerability Database

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Zero-day vulnerabilities discovered: 1

Security bypass in Plone
CVE-2011-1950

Security bypass

The vulnerability allows a remote attacker to bypass security restrictions on the target system.

The weakness exists due to improper checking for authorization by plone.app.user. A remote attacker can modify the properties of arbitrary accounts.

Successful exploitation of the vulnerability may result in attacker's access to the vulnerable system.

Note: the vulnerability was being actively exploited.

Software: Plone

Links:

https://old.plone.org/products/plone/security/advisories/CVE-2011-1950
https://sourceforge.net/p/plone/mailman/message/27587844/

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About zero-day vulnerabilities

Zero-day vulnerability is an undisclosed vulnerability in software that hackers can exploit to compromise computer programs, gain unauthorized access to sensitive data, penetrate networks, etc. We consider vulnerability a zero-day when there is no solution provided from software vendor and the vulnerability is being actively exploited by malicious actors.

Zero-day candidate is a potential zero-day vulnerability in software which might have been used in targeted attacks, however there is no evidence to support this suggestion.