Multiple vulnerabilities in Microsoft Edge
| Risk | High |
| Patch available | YES |
| Number of vulnerabilities | 4 |
| CVE-ID | CVE-2023-4761 CVE-2023-4762 CVE-2023-4763 CVE-2023-4764 |
| CWE-ID | CWE-119 CWE-843 CWE-416 CWE-451 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software Subscribe |
Microsoft Edge Client/Desktop applications / Web browsers |
| Vendor | Microsoft |
Security Bulletin
This security bulletin contains information about 4 vulnerabilities.
1) Buffer overflow
EUVDB-ID: #VU80462
Risk: High
CVSSv3.1:
CVE-ID: CVE-2023-4761
CWE-ID:
Exploit availability:
DescriptionThe vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to a boundary error in FedCM in Google Chrome. A remote attacker can trick the victim to visit a specially crafted webpage, trigger a stack-based buffer overflow and execute arbitrary code on the system.
MitigationInstall updates from Microsoft website.
Vulnerable software versionsMicrosoft Edge: 79.0.309.71 - 116.0.1938.69
Fixed software versionsCPE2.3 External links
http://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2023-4761
Q & A
Can this vulnerability be exploited remotely?
How the attacker can exploit this vulnerability?
Is there known malware, which exploits this vulnerability?
2) Type Confusion
EUVDB-ID: #VU80463
Risk: High
CVSSv3.1:
CVE-ID: CVE-2023-4762
CWE-ID:
Exploit availability:
DescriptionThe vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a type confusion error within the V8 component in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger a type confusion error and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
MitigationInstall updates from Microsoft website.
Vulnerable software versionsMicrosoft Edge: 79.0.309.71 - 116.0.1938.69
Fixed software versionsCPE2.3 External links
http://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2023-4762
Q & A
Can this vulnerability be exploited remotely?
How the attacker can exploit this vulnerability?
Is there known malware, which exploits this vulnerability?
3) Use-after-free
EUVDB-ID: #VU80464
Risk: High
CVSSv3.1:
CVE-ID: CVE-2023-4763
CWE-ID:
Exploit availability:
DescriptionThe vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error within the Networks component in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger use-after-free error and execute arbitrary code on the target system.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
MitigationInstall updates from Microsoft website.
Vulnerable software versionsMicrosoft Edge: 79.0.309.71 - 116.0.1938.69
Fixed software versionsCPE2.3 External links
http://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2023-4763
Q & A
Can this vulnerability be exploited remotely?
How the attacker can exploit this vulnerability?
Is there known malware, which exploits this vulnerability?
4) Spoofing attack
EUVDB-ID: #VU80465
Risk: High
CVSSv3.1:
CVE-ID: CVE-2023-4764
CWE-ID:
Exploit availability:
DescriptionThe vulnerability allows a remote attacker to perform a spoofing attack.
The vulnerability exists due to insufficient validation of user-supplied input in BFCache in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it and spoof web page content.
MitigationInstall updates from Microsoft website.
Vulnerable software versionsMicrosoft Edge: 79.0.309.71 - 116.0.1938.69
Fixed software versionsCPE2.3 External links
http://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2023-4764
Q & A
Can this vulnerability be exploited remotely?
How the attacker can exploit this vulnerability?
Is there known malware, which exploits this vulnerability?
