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CVE-2023-28228: Windows Spoofing Vulnerability

**How could an attacker successfully exploit this vulnerability?** An attacker could convince a user on the target device to open a maliciously crafted HTA file designed to appear as a legitimately signed WIM file (Windows Imaging Format).

Microsoft Security Response Center
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CVE-2023-28220: Layer 2 Tunneling Protocol 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-2023-28225: Windows NTLM Elevation of Privilege Vulnerability

**What privileges could be gained by an attacker who successfully exploited the vulnerability?** A domain user could use this vulnerability to elevate privileges to SYSTEM assigned integrity level.

CVE-2023-24860: Microsoft Defender Denial of Service Vulnerability

References Identification Last version of the Microsoft Malware Protection Engine affected by this vulnerability 1.1.20100.6 First version of the Microsoft Malware Protection Engine with this vulnerability addressed Version 1.1.20200.4 See Manage Updates Baselines Microsoft Defender Antivirus for more information. **Microsoft Defender is disabled in my environment, why are vulnerability scanners showing that I am vulnerable to this issue?** Vulnerability scanners are looking for specific binaries and version numbers on devices. Microsoft Defender files are still on disk even when disabled. Systems that have disabled Microsoft Defender are not in an exploitable state. **Why is no action required to install this update?** In response to a constantly changing threat landscape, Microsoft frequently updates malware definitions and the Microsoft Malware Protection Engine. In order to be effective in helping protect against new and prevalent threats, antimalware software must be kep...

CVE-2023-24884: Microsoft PostScript and PCL6 Class Printer Driver Remote Code Execution Vulnerability

**How could an attacker exploit this vulnerability?** An authenticated attacker with normal privileges could send a modified XPS file to a shared printer, which can result in a remote code execution.

CVE-2023-24925: Microsoft PostScript and PCL6 Class Printer Driver Remote Code Execution Vulnerability

**How could an attacker exploit this vulnerability?** An authenticated attacker with normal privileges could send a modified XPS file to a shared printer, which can result in a remote code execution.

CVE-2023-24927: Microsoft PostScript and PCL6 Class Printer Driver Remote Code Execution Vulnerability

**According to the CVSS metric, the attack vector is local (AV:L). Why does the CVE title indicate that this is a remote code execution?** The word **Remote** in the title refers to the location of the attacker. This type of exploit is sometimes referred to as Arbitrary Code Execution (ACE). The attack itself is carried out locally. This means an attacker or victim needs to execute code from the local machine to exploit the vulnerability.

CVE-2023-24885: Microsoft PostScript and PCL6 Class Printer Driver 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 prepare the target environment to improve exploit reliability.

CVE-2023-24886: Microsoft PostScript and PCL6 Class Printer Driver Remote Code Execution Vulnerability

**How could an attacker exploit this vulnerability?** An authenticated attacker with normal privileges could send a modified XPS file to a shared printer, which can result in a remote code execution.

CVE-2023-24926: Microsoft PostScript and PCL6 Class Printer Driver Remote Code Execution Vulnerability

**How could an attacker exploit this vulnerability?** An authenticated attacker with normal privileges could send a modified XPS file to a shared printer, which can result in a remote code execution.