CVE-2015-1555

Zend/Session/SessionManager in Zend Framework 2.2.x before 2.2.9, 2.3.x before 2.3.4 allows remote attackers to create valid sessions without using session…

published August 7, 2017

CVSS
—
EPSS
1%
Percentile
72.1
In the wild
Unconfirmed
What it is

🚨 Remote attackers can create valid sessions without proper validation! This sneaky flaw in Zend Framework could let intruders waltz right in. ⚠️ Think of it like a restaurant that lets anyone walk in and claim a reservation without checking their ID — a recipe for chaos as impostors fill the seats! This vulnerability opens the door for unauthorized access, allowing attackers to impersonate legitimate users and potentially manipulate their data. The risks could include access to sensitive information or even altering configurations within applications, creating a real mess!

Put simply

Think of it like a restaurant that lets anyone walk in and claim a reservation without checking their ID — a recipe for chaos as impostors fill the seats! CVE-2015-1555 affects the Zend Framework's SessionManager, which fails to properly validate sessions, allowing attackers to forge session tokens without any validation checks in place.

What to do

This vulnerability opens the door for unauthorized access, allowing attackers to impersonate legitimate users and potentially manipulate their data. The risks could include access to sensitive information or even altering configurations within applications, creating a real mess! To fix this, upgrade to Zend Framework version 2.2.9 or 2.3.4 or later. Additionally, review your session management configuration to ensure adequate validation is implemented. Don't forget to audit your application for any signs of unauthorized access! You've got this! Addressing this vulnerability will boost your security game and keep those impostors at bay. 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.01393 · 72.1th percentile
Published
2017-08-07T17:00Z
EPSS history
Timeline
  • 07 AUG 17:00Z
    Zend/Session/SessionManager in Zend Framework 2.2.x before 2.2.9, 2.3.x before 2.3.4 allows remote attackers to create valid sessions without using session…
    cvelistv5