CVE-2022-22758

When clicking on a tel: link, USSD codes, specified after a <code>\*</code> character, would be included in the phone number

High · published December 22, 2022

CVSS v3.1
8.8
EPSS
0%
Percentile
31.4
In the wild
Unconfirmed
What it is

When clicking on a tel: link, USSD codes, specified after a <code>\*</code> character, would be included in the phone number. On certain phones, or on certain carriers, if the number was dialed this could perform actions on a user's account, similar to a cross-site request forgery attack.<br>*This bug only affects Firefox for Android. Other operating systems are unaffected.*. This vulnerability affects Firefox < 97.

The record
Technical detail
CVSS v3.1
8.8 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00385 · 31.4th percentile
Published
2022-12-22T00:00Z
EPSS history
Timeline
  • 22 DEC 00:00Z
    When clicking on a tel: link, USSD codes, specified after a <code>\*</code> character, would be included in the phone number
    cvelistv5