CVE-2023-21709 :: Enginsight Vulnerability Database

Provider	Type	Base Score	Atk. Vector	Atk. Complexity	Priv. Required	Vector
NIST	NIST	9.8 CRITICAL	NETWORK	LOW	NONE	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
microsoft	CNA	9.8 CRITICAL				CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
CVE	ADP	---				---
CISA-ADP	ADP	---				---

Base Score

CVSS 3.x

EPSS Score

Percentile: 86%

Vendor	Product	Version
microsoft	exchange_server	15.2.0.0 ≤ 𝑥 < 15.2.1118.37
microsoft	exchange_server	15.1.0.0 ≤ 𝑥 < 15.1.2507.32
microsoft	exchange_server	15.2.0.0 ≤ 𝑥 < 15.2.1258.25

𝑥

= Vulnerable software versions

Common Weakness Enumeration

CWE-307 - Improper Restriction of Excessive Authentication Attempts
The product does not implement sufficient measures to prevent multiple failed authentication attempts within a short time frame, making it more susceptible to brute force attacks.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21709

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21709