CVE-2023-31123 effectindex/tripreporter vulnerable to improper password verification on POST `/api/v1/account/login`

Critical 9.1 Published Updated

Attackers can log in as any user by providing a valid password format, leading to account takeover and data exposure in TripReporter instances.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2023-31123?

CVE-2023-31123 is a critical authentication bypass vulnerability in effectindex tripreporter, published on 8 May 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

`effectindex/tripreporter` is a community-powered, universal platform for submitting and analyzing trip reports. Prior to commit bd80ba833b9023d39ca22e29874296c8729dd53b, any user with an account on an instance of `effectindex/tripreporter`, e.g. `subjective.report`, may be affected by an improper password verification vulnerability. The vulnerability allows any user with a password matching the password requirements to log in as any user. This allows access to accounts / data loss of the user. This issue is patched in commit bd80ba833b9023d39ca22e29874296c8729dd53b. No action necessary for users of `subjective.report`, and anyone running their own instance should update to this commit or newer as soon as possible. As a workaround, someone running their own instance may apply the patch manually.

Weakness: CWE-287

Which versions are affected by CVE-2023-31123?

It affects 1 product.

Products include Effectindex Tripreporter.

How do I fix CVE-2023-31123?

No fix has been published for CVE-2023-31123 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2023-31123 being exploited?

There is no known exploitation of CVE-2023-31123 in the wild and no public exploit code.

Sources

Also known as GHSA-356r-rwp8-h6m6.

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