Multiple vulnerabilities in Google Chrome



| Updated: 2021-06-04
Risk Critical
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2020-6407
CVE-2020-6418
CWE-ID CWE-787
CWE-843
Exploitation vector Network
Public exploit Vulnerability #2 is being exploited in the wild.
Vulnerable software
 Google Chrome
Client/Desktop applications / Web browsers

Vendor Google

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Out-of-bounds write

EUVDB-ID: #VU25566

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-6407

CWE-ID: CWE-787 - Out-of-bounds write

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error when processing untrusted input in streams. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger out-of-bounds write and execute arbitrary code on the target system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Google Chrome: 78.0.3904.97 - 80.0.3987.116

CPE2.3 External links

http://chromereleases.googleblog.com/2020/02/stable-channel-update-for-desktop_24.html
http://bugs.chromium.org/p/chromium/issues/detail?id=1045931


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to visit a specially crafted website.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Type Confusion

EUVDB-ID: #VU25567

Risk: Critical

CVSSv3.1: 8.4 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:H/RL:O/RC:C]

CVE-ID: CVE-2020-6418

CWE-ID: CWE-843 - Type confusion

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a type confusion error in V8 component. 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.

Note: This vulnerability is being actively exploited in the wild.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Google Chrome: 78.0.3904.97 - 80.0.3987.116

CPE2.3 External links

http://chromereleases.googleblog.com/2020/02/stable-channel-update-for-desktop_24.html
http://bugs.chromium.org/p/chromium/issues/detail?id=1053604


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to visit a specially crafted website.

Is there known malware, which exploits this vulnerability?

Yes. This vulnerability is being exploited in the wild.



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