CyberSecBulletin
CVE-2022-47406NVD status: Modified

An issue was discovered in the fe_change_pwd (aka Change password for frontend users)…

CVE-2022-47406 is a critical-severity vulnerability in Change Password For Frontend Users from Change Password For Frontend Users Project, with a CVSS 3.1 base score of 9.8 out of 10. It can be exploited remotely over the network by an unauthenticated attacker, without any action from a user. The record lists versions 2.0.5, 3.0.3 as the first without the flaw, so updating Change Password For Frontend Users to one of those releases or later removes the exposure. There is no confirmed exploitation so far. EPSS estimates a 0.47% chance of exploitation within 30 days, which is low compared with other CVEs.

Patch this week

Critical severity: a successful attack would have severe impact.

What to do

  1. Update Change Password For Frontend Users to 2.0.5 or 3.0.3, whichever matches your release line, or a later version.
  2. Read the advisory on typo3.org for workarounds and exact fixed builds.
  3. Until you can update, restrict network access to the affected service so it is not reachable from untrusted networks.

Affected products and versions

VendorProductAffected versionsFixed in
Change Password For Frontend Users ProjectChange Password For Frontend Usersbefore 2.0.5; 3.0.0 up to, but not including, 3.0.32.0.5, 3.0.3

Version data comes from NVD's product matching. Confirm against the vendor advisory before deciding you are unaffected.

How the severity score breaks down

Attack vector
NetworkCan be exploited remotely over a network, including the internet.
Attack complexity
LowNo special conditions are needed; the attack works reliably.
Privileges required
NoneNo account or login is needed.
User interaction
NoneNo action by a victim is required.
Scope
UnchangedImpact stays within the vulnerable component.
Confidentiality
HighAll data handled by the component can be read.
Integrity
HighData or code can be modified at will.
Availability
HighThe component can be taken down completely.

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. Scored by NVD.

Scoring systemScoreSeverityScored by
CVSS 3.15.4MediumCNA (mitre.org)
CVSS 3.19.8CriticalNVD

Official description

An issue was discovered in the fe_change_pwd (aka Change password for frontend users) extension before 2.0.5, and 3.x before 3.0.3, for TYPO3. The extension fails to revoke existing sessions for the current user when the password has been changed.

Source: the CVE record as published by its numbering authority, via NVD and CVE.org.

Timeline

  1. CVE record published.
  2. CISA published its SSVC assessment (exploitation: none, automatable: no, technical impact: partial).
  3. Record last changed materially (score, affected products, status or references).

References

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