CyberSecBulletin
CVE-2023-51708NVD status: Modified

Assetwise Alim For Transportation: Improper Authentication

CVE-2023-51708 is a high-severity improper authentication vulnerability in Assetwise Alim For Transportation from Bentley, with a CVSS 3.1 base score of 8.6 out of 10. It can be exploited remotely over the network by an unauthenticated attacker, without any action from a user. The record lists version 23.00.01.25 as the first without the flaw, so updating Assetwise Alim For Transportation to that release or later removes the exposure. There is no confirmed exploitation so far. EPSS estimates a 0.46% chance of exploitation within 30 days, which is low compared with other CVEs.

Next patch cycle

High severity with no evidence of exploitation so far.

What to do

  1. Update Assetwise Alim For Transportation to 23.00.01.25 or a later version.
  2. Update Eb System Management Console to 23.00.02.03 or a later version.
  3. Read the advisory on bentley.com for workarounds and exact fixed builds.
  4. 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
BentleyAssetwise Alim For Transportationbefore 23.00.01.2523.00.01.25
BentleyEb System Management Consolebefore 23.00.02.0323.00.02.03

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
ChangedThe attack can reach beyond the vulnerable component into other systems.
Confidentiality
HighAll data handled by the component can be read.
Integrity
NoneNothing can be modified.
Availability
NoneAvailability is not affected.

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

Official description

Bentley eB System Management Console applications within Assetwise Integrity Information Server allow an unauthenticated user to view configuration options via a crafted request, leading to information disclosure. This affects eB System management Console before 23.00.02.03 and Assetwise ALIM For Transportation before 23.00.01.25.

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

The underlying weakness: Improper Authentication

When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.

How developers prevent this class of flaw

  • Use an authentication framework or library such as the OWASP ESAPI Authentication feature.

More Improper Authentication vulnerabilities (CWE-287)

Timeline

  1. CVE record published.
  2. CISA published its SSVC assessment (exploitation: none, automatable: yes, technical impact: partial).
  3. Record last changed materially (score, affected products, status or references).

References

Recent Improper Authentication vulnerabilities

Spotted an error? Tell us.