Vulnerability Description
Exim NTLM Challenge Out-Of-Bounds Read Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information on affected installations of Exim. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of NTLM challenge requests. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated data structure. An attacker can leverage this vulnerability to disclose information in the context of the service account. . Was ZDI-CAN-17433.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Exim | Exim | < 4.96.1 |
Related Weaknesses (CWE)
References
- https://www.zerodayinitiative.com/advisories/ZDI-23-1468/Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2023/10/msg00002.html
- https://www.zerodayinitiative.com/advisories/ZDI-23-1468/Third Party Advisory
FAQ
What is CVE-2023-42114?
CVE-2023-42114 is a vulnerability with a CVSS score of 5.3 (MEDIUM). Exim NTLM Challenge Out-Of-Bounds Read Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information on affected installations of Exim. Authenticat...
How severe is CVE-2023-42114?
CVE-2023-42114 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2023-42114?
Check the references section above for vendor advisories and patch information. Affected products include: Exim Exim.