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CVE-2023-21558: Windows Error Reporting Service Elevation of Privilege Vulnerability

**What privileges could be gained by an attacker who successfully exploited the vulnerability?** An attacker who successfully exploited this vulnerability could gain specific limited SYSTEM privileges.

Microsoft Security Response Center
#vulnerability#web#windows#Windows Error Reporting#Security Vulnerability
CVE-2023-21557: Windows Lightweight Directory Access Protocol (LDAP) Denial of Service Vulnerability

**How could an attacker exploit this vulnerability?** An unauthenticated attacker could send a specially crafted request to a vulnerable LDAP server. Successful exploitation could result in bypassing a buffer length check which could be leveraged to achieve information leak.

CVE-2023-21560: Windows Boot Manager Security Feature Bypass Vulnerability

**What kind of security feature could be bypassed by successfully exploiting this vulnerability?** A successful attacker could bypass the BitLocker Device Encryption feature on the system storage device. An attacker with physical access to the target could exploit this vulnerability to gain access to encrypted data.

CVE-2023-21559: Windows Cryptographic Information Disclosure Vulnerability

**What type of information could be disclosed by this vulnerability?** The type of information that could be disclosed if an attacker successfully exploited this vulnerability is Windows cryptographic secrets.

CVE-2023-21679: Windows Layer 2 Tunneling Protocol (L2TP) Remote Code Execution Vulnerability

**According to the CVSS metric, the attack complexity is high (AC:H). What does that mean for this vulnerability?** Successful exploitation of this vulnerability requires an attacker to win a race condition.

CVE-2023-21678: Windows Print Spooler Elevation of Privilege Vulnerability

**What privileges could be gained by an attacker who successfully exploited the vulnerability?** An attacker who successfully exploited this vulnerability could gain SYSTEM privileges.

CVE-2023-21555: Windows Layer 2 Tunneling Protocol (L2TP) Remote Code Execution Vulnerability

**According to the CVSS metric, the attack complexity is high (AC:H). What does that mean for this vulnerability?** Successful exploitation of this vulnerability requires an attacker to win a race condition.

CVE-2023-21552: Windows GDI Elevation of Privilege Vulnerability

**What privileges could be gained by an attacker who successfully exploited the vulnerability?** An attacker who successfully exploited this vulnerability could gain SYSTEM privileges.

CVE-2023-21550: Windows Cryptographic Information Disclosure Vulnerability

**What type of information could be disclosed by this vulnerability?** The type of information that could be disclosed if an attacker successfully exploited this vulnerability is Windows cryptographic secrets.

CVE-2023-21676: Windows Lightweight Directory Access Protocol (LDAP) Remote Code Execution Vulnerability

**How could an attacker exploit this vulnerability?** This vulnerability could be exploited over the network by an authenticated attacker through a low complexity attack on a server configured as the domain controller.