CVE-2017-5120
Inappropriate use of www mismatch redirects in browser navigation in Google Chrome prior to 61.0.3163.79 for Mac, Windows, and Linux, and 61.0.3163.81 for Android, allowed a remote attacker to potentially downgrade HTTPS requests to HTTP via a crafted…
Does this matter?
Lower severity and a low EPSS score (1.13%). Track it; it rarely justifies an emergency change on its own.
Description
Inappropriate use of www mismatch redirects in browser navigation in Google Chrome prior to 61.0.3163.79 for Mac, Windows, and Linux, and 61.0.3163.81 for Android, allowed a remote attacker to potentially downgrade HTTPS requests to HTTP via a crafted HTML page. In other words, Chrome could transmit cleartext even though the user had entered an https URL, because of a misdesigned workaround for cases where the domain name in a URL almost matches the domain name in an X.509 server certificate (but differs in the initial "www." substring).
- CVSS 3.1
- 6.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
- EPSS
- 1.13% probability · 64th percentile
- CISA KEV
- Not listed
- Affected
- google/chrome · debian/debian linux · redhat/enterprise linux desktop · redhat/enterprise linux server · redhat/enterprise linux workstation
- Source
- chrome-cve-admin@google.com
References
- http://www.debian.org/security/2017/dsa-3985
- http://www.securityfocus.com/bid/100610
- http://www.securitytracker.com/id/1039291
- https://access.redhat.com/errata/RHSA-2017:2676
- https://chromereleases.googleblog.com/2017/09/stable-channel-update-for-desktop.html
- https://crbug.com/718676
- https://security.gentoo.org/glsa/201709-15
- http://www.debian.org/security/2017/dsa-3985
- http://www.securityfocus.com/bid/100610
- http://www.securitytracker.com/id/1039291
- https://access.redhat.com/errata/RHSA-2017:2676
- https://chromereleases.googleblog.com/2017/09/stable-channel-update-for-desktop.html
- https://crbug.com/718676
- https://security.gentoo.org/glsa/201709-15
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.