8.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
6.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
0.006 Low
EPSS
Percentile
78.2%
Chrome Releases reports:
This release contains 4 security fixes, including:
[1252878] High CVE-2021-37977: Use after free in Garbage
Collection. Reported by Anonymous on 2021-09-24
[1236318] High CVE-2021-37978: Heap buffer overflow in Blink.
Reported by Yangkang (@dnpushme) of 360 ATA on 2021-08-04
[1247260] High CVE-2021-37979: Heap buffer overflow in WebRTC.
Reported by Marcin Towalski of Cisco Talos on 2021-09-07
[1254631] High CVE-2021-37980: Inappropriate implementation in
Sandbox. Reported by Yonghwi Jin (@jinmo123) on 2021-09-30
8.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
6.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
0.006 Low
EPSS
Percentile
78.2%