ZDI-26-045: Cisco Snort _bnfa_search_csparse_nfa Out-Of-Bounds Read Information Disclosure Vulnerability
This vulnerability allows remote attackers to disclose sensitive information on affected installations of Cisco Snort. Authentication is not required to exploit this vulnerability. The ZDI has assigned a CVSS rating of 5.3. The following CVEs are assigned: CVE-2026-20027.
Affected Software
Event History
Frequently Asked Questions
What is the severity of ZDI-26-045?
The severity of ZDI-26-045 is classified as high due to its potential for information disclosure without authentication.
How do I fix ZDI-26-045?
To fix ZDI-26-045, ensure that you update Cisco Snort to the latest version where the vulnerability has been addressed.
Who is affected by ZDI-26-045?
ZDI-26-045 affects installations of Cisco Snort that have not been patched for the vulnerability.
What type of vulnerability is ZDI-26-045?
ZDI-26-045 is classified as an Out-Of-Bounds Read vulnerability leading to information disclosure.
Is authentication required to exploit ZDI-26-045?
No, authentication is not required to exploit the ZDI-26-045 vulnerability.