| CVE ID | CVE-2023-38181 |
| CVSS SCORE | 8.8, AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| AFFECTED VENDORS |
Microsoft |
| AFFECTED PRODUCTS |
Exchange |
| VULNERABILITY DETAILS |
This vulnerability allows remote attackers to create a denial-of-service condition or relay NTLM credentials on affected installations of Microsoft Exchange. Authentication is required to exploit this vulnerability. The specific flaw exists within the lack of protection against deserialization of the GsmWriter class. The issue results from the lack of proper validation of user-supplied data, which can result in deserialization of untrusted data. An attacker can leverage this vulnerability to create a denial-of-service condition on the system or to relay NTLM credentials. |
| ADDITIONAL DETAILS |
Microsoft has issued an update to correct this vulnerability. More details can be found at:
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-38181 |
| DISCLOSURE TIMELINE |
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| CREDIT | Piotr Bazydlo (@chudypb) of Trend Micro Zero Day Initiative |
