CVE-2021-41093CWE-285

Account takeover when having only access to a user's short lived token

High · published October 4, 2021

CVSS v3.1
7.4
EPSS
1%
Percentile
73.9
In the wild
Unconfirmed
What it is

Wire is an open source secure messenger. In affected versions if the an attacker gets an old but valid access token they can take over an account by changing the email. This issue has been resolved in version 3.86 which uses a new endpoint which additionally requires an authentication cookie. See wire-ios-sync-engine and wire-ios-transport references. This is the root advisory that pulls the changes together.

The record
Technical detail
CVSS v3.1
7.4 · HIGH
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.01491 · 73.9th percentile
Weakness
CWE-285 · Improper Authorization
Published
2021-10-04T18:15Z
EPSS history
Timeline
  • 04 OCT 18:15Z
    Account takeover when having only access to a user's short lived token
    cvelistv5