CVE-2020-8986

CRITICAL

ZendTo - Unauthenticated Administrative Access via Session Cookie Validation Flaw

Title source: llm
STIX 2.1

Description

lib/NSSDropbox.php in ZendTo prior to 5.22-2 Beta failed to properly check for equality when validating the session cookie, allowing an attacker to gain administrative access with a large number of requests.

References (1)

Core 1
Core References
Release Notes, Vendor Advisory x_refsource_misc
https://zend.to/changelog.php

Scores

CVSS v3 9.8
EPSS 0.0154
EPSS Percentile 71.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-754
Status published
Products (50)
zend/zendto 3.10
zend/zendto 3.11
zend/zendto 3.12
zend/zendto 3.13
zend/zendto 3.20
zend/zendto 3.51
zend/zendto 3.52
zend/zendto 3.53
zend/zendto 3.54
zend/zendto 3.55
... and 40 more
Published Mar 24, 2020
Tracked Since Feb 18, 2026