Dell EMC ECS 3.2.0.0/3.2.0.1 S3 Object Request improper authentication

Summaryinfo

A vulnerability classified as critical has been found in Dell EMC ECS 3.2.0.0/3.2.0.1. This issue affects some unknown processing of the component S3 Object Handler. The manipulation as part of Request leads to improper authentication. This vulnerability is referenced as CVE-2018-11052. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability was found in Dell EMC ECS 3.2.0.0/3.2.0.1 and classified as critical. This issue affects some unknown processing of the component S3 Object Handler. The manipulation as part of a Request leads to a improper authentication vulnerability. Using CWE to declare the problem leads to CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Dell EMC ECS versions 3.2.0.0 and 3.2.0.1 contain an authentication bypass vulnerability. A remote unauthenticated attacker could exploit this vulnerability to read and modify S3 objects by supplying specially crafted S3 requests.

The bug was discovered 06/19/2018. The weakness was published 07/03/2018 as not defined mailinglist post (Full-Disclosure). The advisory is shared at seclists.org. The identification of this vulnerability is CVE-2018-11052 since 05/14/2018. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 04/03/2023).

The vulnerability was handled as a non-public zero-day exploit for at least 14 days. During that time the estimated underground price was around $5k-$25k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 104660†). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

• Dell EMC

Name

• ECS

Version

• 3.2.0.0
• 3.2.0.1

License

• commercial

Website

• Vendor: https://www.dellemc.com/

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If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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