CVE-2015-1555 Auth bypass in n/a

What is CVE-2015-1555?

CVE-2015-1555 is a critical authentication bypass vulnerability in n/a, published on 7 Aug 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

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 validators.

Weakness: CWE-20

Which versions are affected by CVE-2015-1555?

It affects 1 product.

Products include Zend Zend Framework.

How do I fix CVE-2015-1555?

No fix has been published for CVE-2015-1555 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2015-1555 being exploited?

There is no known exploitation of CVE-2015-1555 in the wild and no public exploit code.

Other vulnerabilities in n/a

• CVE-2020-29312 Deserialization in n/a Critical 9.8
• CVE-2015-1786 Zend Framework CSRF Vulnerability High 8.8
• CVE-2015-7503 Zend Framework Information Disclosure High 7.5
• CVE-2014-2685 Auth bypass in n/a High 7.5
• CVE-2015-5161 ZendXml and Zend Framework contain XXE and XEE Vulnerabilities Medium 6.8

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-89c6-rprr-qfr3.