CVE-2024-34082 Grav Arbitrary File Read to Account Takeover

High 8.5 Published Updated

Low-privilege users can read sensitive server files via Twig syntax, enabling password hash extraction and full account takeover of other users.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2024-34082?

CVE-2024-34082 is a high-severity vulnerability in Getgrav Grav, published on 15 May 2024. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Grav is a file-based Web platform. Prior to version 1.7.46, a low privilege user account with page edit privilege can read any server files using Twig Syntax. This includes Grav user account files - `/grav/user/accounts/*.yaml`. This file stores hashed user password, 2FA secret, and the password reset token. This can allow an adversary to compromise any registered account and read any file in the web server by resetting a password for a user to get access to the password reset token from the file or by cracking the hashed password. A low privileged user may also perform a full account takeover of other registered users including Administrators. Version 1.7.46 contains a patch.

Weakness: CWE-269

Which versions are affected by CVE-2024-34082?

2 open source packages ship an affected version, including getgrav/grav. It affects 1 product.

PackageAffectedFixed in
getgrav/grav PackagistAll versions1.7.46
getgrav/grav PackagistAll versions1.7.46

Products include Getgrav Grav.

How do I fix CVE-2024-34082?

Upgrade getgrav/grav to 1.7.46 or later.

Is CVE-2024-34082 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-34082 exists.

All Getgrav Grav vulnerabilities

Sources

Also known as GHSA-f8v5-jmfh-pr69.

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