Dell EMC Avamar Server/Integrated Data Protection Appliance Installation Manager credentials management

CVSS Meta Temp Score
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CTI Interest Score
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8.2$0-$5k0.00

A vulnerability classified as critical was found in Dell EMC Avamar Server and Integrated Data Protection Appliance (Backup Software) (the affected version unknown). This vulnerability affects an unknown part of the component Installation Manager. The manipulation with an unknown input leads to a credentials management vulnerability. The CWE definition for the vulnerability is CWE-255. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Avamar Installation Manager in Dell EMC Avamar Server 7.3.1, 7.4.1, and 7.5.0, and Dell EMC Integrated Data Protection Appliance 2.0 and 2.1, is affected by a missing access control check vulnerability which could potentially allow a remote unauthenticated attacker to read or change the Local Download Service (LDLS) credentials. The LDLS credentials are used to connect to Dell EMC Online Support. If the LDLS configuration was changed to an invalid configuration, then Avamar Installation Manager may not be able to connect to Dell EMC Online Support web site successfully. The remote unauthenticated attacker can also read and use the credentials to login to Dell EMC Online Support, impersonating the AVI service actions using those credentials.

The bug was discovered 04/05/2018. The weakness was published 04/09/2018 as not defined mailinglist post (Full-Disclosure). The advisory is available at seclists.org. This vulnerability was named CVE-2018-1217 since 12/06/2017. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are unknown but a public exploit is available. This vulnerability is assigned to T1552 by the MITRE ATT&CK project.

It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept. As 0-day the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 109042 (EMC Avamar ADS / AVE 7.3.x < 7.3.1 Hotfix HOTFIX 290316 / 7.4.x < 7.4.1 Hotfix 291882 / 7.5.x < 7.5.0 Hotfix 291881 Missing Access Control Check Vulnerability (DSA-2018-025)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Misc. and running in the context c. The commercial vulnerability scanner Qualys is able to test this issue with plugin 11903 (Dell EMC Avamar and Integrated Data Protection Appliance Installation Manager Missing Access Control Vulnerability (DSA-2018-025)).

Upgrading eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (109042) and Exploit-DB (44441).

Productinfo

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CPE 2.3info

CPE 2.2info

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CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.2

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
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NVD Base Score: 9.8
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CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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Exploitinginfo

Class: Credentials management
CWE: CWE-255
ATT&CK: T1552

Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

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Nessus ID: 109042
Nessus Name: EMC Avamar ADS / AVE 7.3.x < 7.3.1 Hotfix HOTFIX 290316 / 7.4.x < 7.4.1 Hotfix 291882 / 7.5.x < 7.5.0 Hotfix 291881 Missing Access Control Check Vulnerability (DSA-2018-025)
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Threat Intelligenceinfo

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Countermeasuresinfo

Recommended: Upgrade
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0-Day Time: 🔍

Timelineinfo

12/06/2017 🔍
04/05/2018 +120 days 🔍
04/05/2018 +0 days 🔍
04/09/2018 +4 days 🔍
04/09/2018 +0 days 🔍
04/10/2018 +1 days 🔍
04/13/2018 +3 days 🔍
02/27/2023 +1781 days 🔍

Sourcesinfo

Vendor: dellemc.com

Advisory: DSA-2018-025
Status: Not defined

CVE: CVE-2018-1217 (🔍)
SecurityTracker: 1040641

scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 04/10/2018 09:41
Updated: 02/27/2023 10:18
Changes: 04/10/2018 09:41 (66), 01/23/2020 09:23 (6), 02/09/2021 08:19 (2), 02/27/2023 10:18 (3)
Complete: 🔍

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