CVE-2017-5066
Insufficient consistency checks in signature handling in the networking stack in Google Chrome prior to 58.0.3029.81 for Mac, Windows, and Linux, and 58.0.3029.83 for Android, allowed a remote attacker to incorrectly accept a badly formed X.509…
Does this matter?
Lower severity and a low EPSS score (0.73%). Track it; it rarely justifies an emergency change on its own.
Description
Insufficient consistency checks in signature handling in the networking stack in Google Chrome prior to 58.0.3029.81 for Mac, Windows, and Linux, and 58.0.3029.83 for Android, allowed a remote attacker to incorrectly accept a badly formed X.509 certificate via a crafted HTML page.
- 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
- 0.73% probability · 54th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-347
- Affected
- google/chrome · redhat/enterprise linux desktop · redhat/enterprise linux server · redhat/enterprise linux workstation
- Source
- chrome-cve-admin@google.com
EPSS 0.7% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- http://www.securityfocus.com/bid/97939
- http://www.securitytracker.com/id/1038317
- https://access.redhat.com/errata/RHSA-2017:1124
- https://chromereleases.googleblog.com/2017/04/stable-channel-update-for-desktop.html
- https://crbug.com/690821
- https://security.gentoo.org/glsa/201705-02
- http://www.securityfocus.com/bid/97939
- http://www.securitytracker.com/id/1038317
- https://access.redhat.com/errata/RHSA-2017:1124
- https://chromereleases.googleblog.com/2017/04/stable-channel-update-for-desktop.html
- https://crbug.com/690821
- https://security.gentoo.org/glsa/201705-02
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.