CVE-2022-22757 — MEDIUM (6.5)

Vulnerability Description

Remote Agent, used in WebDriver, did not validate the Host or Origin headers. This could have allowed websites to connect back locally to the user's browser to control it. <br>*This bug only affected Firefox when WebDriver was enabled, which is not the default configuration.*. This vulnerability affects Firefox < 97.

CVSS Score

6.5

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

NONE

Integrity

HIGH

Availability

NONE

Affected Products

Vendor	Product	Versions
Mozilla	Firefox	< 97.0

Related Weaknesses (CWE)

CWE-346 CWE-345

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1720098Issue TrackingVendor Advisory
https://www.mozilla.org/security/advisories/mfsa2022-04/Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1720098Issue TrackingVendor Advisory
https://www.mozilla.org/security/advisories/mfsa2022-04/Vendor Advisory

FAQ

What is CVE-2022-22757?

CVE-2022-22757 is a vulnerability with a CVSS score of 6.5 (MEDIUM). Remote Agent, used in WebDriver, did not validate the Host or Origin headers. This could have allowed websites to connect back locally to the user's browser to control it. <br>*This bug only affected ...

How severe is CVE-2022-22757?

CVE-2022-22757 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2022-22757?

Check the references section above for vendor advisories and patch information. Affected products include: Mozilla Firefox.