CVE-2018-18351

medium

Description

Lack of proper validation of ancestor frames site when sending lax cookies in Navigation in Google Chrome prior to 71.0.3578.80 allowed a remote attacker to bypass SameSite cookie policy via a crafted HTML page.

References

http://www.securityfocus.com/bid/106084

https://access.redhat.com/errata/RHSA-2018:3803

https://chromereleases.googleblog.com/2018/12/stable-channel-update-for-desktop.html

https://crbug.com/833847

https://security.gentoo.org/glsa/201908-18

https://www.debian.org/security/2018/dsa-4352

Details

Source: MITRE

Published: 2018-12-11

Updated: 2019-08-17

Type: CWE-20

Risk Information

CVSS v2

Base Score: 4.3

Vector: AV:N/AC:M/Au:N/C:P/I:N/A:N

Impact Score: 2.9

Exploitability Score: 8.6

Severity: MEDIUM

CVSS v3

Base Score: 6.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Impact Score: 3.6

Exploitability Score: 2.8

Severity: MEDIUM