CVE-2019-5778: Insufficient policy enforcement in Extensions
A missing case for handling special schemes in permission request checks in Extensions in Google Chrome prior to 72.0.3626.81 allowed an attacker who convinced a user to install a malicious extension to bypass extension permission checks for privileged pages via a crafted Chrome Extension.
Other sources
An insufficient policy enforcement flaw was found in the Extensions component of the Chromium browser.
Upstream bug(s):
https://code.google.com/p/chromium/issues/detail?id=918470
External References:
https://chromereleases.googleblog.com/2019/01/stable-channel-update-for-desktop.html
— Red Hat
Credit
Affected Software
Event History
Peer vulnerabilities
Found alongside the following vulnerabilities.
- CVE-2019-5754
- CVE-2019-5782
- CVE-2019-5755
- CVE-2019-5756
- CVE-2019-5757
- CVE-2019-5758
- CVE-2019-5759
- CVE-2019-5760
- CVE-2019-5761
- CVE-2019-5762
- CVE-2019-5763
- CVE-2019-5764
- CVE-2019-13768
- CVE-2019-5765
- CVE-2019-5785
- CVE-2019-5766
- CVE-2019-5767
- CVE-2019-5768
- CVE-2019-5769
- CVE-2019-5770
- CVE-2019-5771
- CVE-2019-5772
- CVE-2019-5773
- CVE-2019-5774
- CVE-2019-5775
- CVE-2019-5776
- CVE-2019-5777
- CVE-2018-20073
- CVE-2019-5779
- CVE-2019-5780
- CVE-2019-5783
- CVE-2019-5781
- CVE-2019-13684
Frequently Asked Questions
What is the severity of CVE-2019-5778?
CVE-2019-5778 is classified as a medium severity vulnerability.
How do I fix CVE-2019-5778?
To mitigate CVE-2019-5778, update Google Chrome or Chromium to version 72.0.3626.81 or later.
What type of vulnerability is CVE-2019-5778?
CVE-2019-5778 is a permissions bypass vulnerability related to Chrome extensions.
Which versions of Chrome are affected by CVE-2019-5778?
CVE-2019-5778 affects Google Chrome versions prior to 72.0.3626.81.
Can CVE-2019-5778 be exploited remotely?
Yes, CVE-2019-5778 can be exploited if a user installs a malicious extension.