Dell EMC Open Manage System Administrator up to 9.2.x Range Header resource consumption

CVSS Meta Temp Score
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CTI Interest Score
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5.6$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in Dell EMC Open Manage System Administrator up to 9.2.x. The impacted element is an unknown function of the component Range Header Handler. Such manipulation leads to resource consumption. This vulnerability is listed as CVE-2019-3721. The attack may be performed from remote. There is no available exploit. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Dell EMC Open Manage System Administrator up to 9.2.x. It has been rated as problematic. Affected by this issue is some unknown functionality of the component Range Header Handler. The manipulation with an unknown input leads to a resource consumption vulnerability. Using CWE to declare the problem leads to CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. Impacted is availability. CVE summarizes:

Dell EMC Open Manage System Administrator (OMSA) versions prior to 9.3.0 contain an Improper Range Header Processing Vulnerability. A remote unauthenticated attacker may send crafted requests with overlapping ranges to cause the application to compress each of the requested bytes, resulting in a crash due to excessive memory consumption and preventing users from accessing the system.

The bug was discovered 04/24/2019. The weakness was presented 04/25/2019 (Website). The advisory is shared for download at securityfocus.com. This vulnerability is handled as CVE-2019-3721 since 01/03/2019. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1499.

The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $5k-$25k.

Upgrading to version 9.3.0 eliminates this vulnerability.

See VDB-134107 for similar entry. Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.7
VulDB Meta Temp Score: 5.6

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CNA Base Score: 4.3
CNA Vector (Dell): 🔍

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Resource consumption
CWE: CWE-400 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Open Manage System Administrator 9.3.0

Timelineinfo

01/03/2019 🔍
04/24/2019 +111 days 🔍
04/25/2019 +1 days 🔍
04/26/2019 +1 days 🔍
09/07/2023 +1595 days 🔍

Sourcesinfo

Vendor: dellemc.com

Advisory: dsa-2019-060⛔
Status: Not defined

CVE: CVE-2019-3721 (🔍)
GCVE (CVE): GCVE-0-2019-3721
GCVE (VulDB): GCVE-100-134108
SecurityFocus: 108092

See also: 🔍

Entryinfo

Created: 04/26/2019 08:26
Updated: 09/07/2023 12:00
Changes: 04/26/2019 08:26 (57), 06/02/2020 16:30 (2), 09/07/2023 11:53 (5), 09/07/2023 12:00 (12)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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