CVE-2021-36039 Magento Commerce `quoteId` parameter Incorrect Authorization Vulnerability Could Lead To Information Disclosure

Medium 6.5 Published Updated

An attacker can exploit improper input validation in the quoteId parameter to disclose sensitive information in Magento Commerce.

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-2021-36039?

CVE-2021-36039 is a medium-severity missing authorization vulnerability in Adobe Magento Commerce, published on 1 Sep 2021. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Magento Commerce versions 2.4.2 (and earlier), 2.4.2-p1 (and earlier) and 2.3.7 (and earlier) are affected by an improper input validation vulnerability via the `quoteId` parameter. An attacker can abuse this vulnerability to disclose sensitive information.

Weakness: CWE-863

Which versions are affected by CVE-2021-36039?

8 open source packages ship an affected version, including magento/community-edition and magento/project-community-edition. It affects 2 products.

PackageAffectedFixed in
magento/community-edition PackagistAll versionsNone
magento/community-edition PackagistAll versionsNone
magento/community-edition PackagistAll versions2.3.7-p1
magento/community-edition PackagistAll versions2.3.7-p1
magento/community-edition PackagistFrom 2.4.2-p12.4.2-p2
magento/community-edition PackagistFrom 2.4.2-p12.4.2-p2
2 more packages
magento/project-community-edition PackagistAll versions to 2.0.2None
magento/project-community-edition PackagistAll versions to 2.0.2None

Products include Adobe Adobe Commerce, Adobe Magento Open Source.

How do I fix CVE-2021-36039?

Upgrade magento/community-edition to a fixed version for your release line: 2.3.7-p1 or 2.4.2-p2.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2021-36039 being exploited?

There is no known exploitation of CVE-2021-36039 in the wild and no public exploit code.

Sources

Also known as GHSA-3g7m-g8qm-x6j5.

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