EMC Avamar Server 7.3.x/7.4.x File Upload unrestricted upload

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

Summaryinfo

A vulnerability marked as critical has been reported in EMC Avamar Server 7.3.x/7.4.x. Impacted is an unknown function of the component File Upload. The manipulation leads to unrestricted upload. This vulnerability is documented as CVE-2017-4990. The attack can be initiated remotely. There is not any exploit available. Applying a patch is the recommended action to fix this issue.

Detailsinfo

A vulnerability, which was classified as critical, has been found in EMC Avamar Server 7.3.x/7.4.x (Backup Software). This issue affects an unknown code of the component File Upload. The manipulation with an unknown input leads to a unrestricted upload vulnerability. Using CWE to declare the problem leads to CWE-434. The product allows the attacker to upload or transfer files of dangerous types that can be automatically processed within the product's environment. Impacted is confidentiality, integrity, and availability.

The bug was discovered 06/20/2017. The weakness was released 06/20/2017 as ESA-2017-054 as confirmed security advisory (Website). The advisory is shared at emc.com. The identification of this vulnerability is CVE-2017-4990 since 12/29/2016. 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. MITRE ATT&CK project uses the attack technique T1608.002 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 101110 (EMC Avamar ADS / AVE 7.2.x < 7.2.1 Hotfix 277897 / 7.3.x < 7.3.1 Hotfix 276676 / 7.4.x < 7.4.1 Hotfix 279294 Multiple Vulnerabilities (ESA-2017-054)), 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.

Applying the patch 7.3.1 Hotfix 276676/7.4.1 Hotfix 279294 is able to eliminate this problem. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (101110), SecurityFocus (BID 99243†) and SecurityTracker (ID 1038718†). Entries connected to this vulnerability are available at VDB-78052, VDB-78053, VDB-78054 and VDB-91911. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Unrestricted upload
CWE: CWE-434 / CWE-284 / CWE-266
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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Nessus ID: 101110
Nessus Name: EMC Avamar ADS / AVE 7.2.x < 7.2.1 Hotfix 277897 / 7.3.x < 7.3.1 Hotfix 276676 / 7.4.x < 7.4.1 Hotfix 279294 Multiple Vulnerabilities (ESA-2017-054)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Patch: 7.3.1 Hotfix 276676/7.4.1 Hotfix 279294

Timelineinfo

12/29/2016 🔍
06/20/2017 +173 days 🔍
06/20/2017 +0 days 🔍
06/20/2017 +0 days 🔍
06/20/2017 +0 days 🔍
06/21/2017 +1 days 🔍
06/21/2017 +0 days 🔍
06/23/2017 +2 days 🔍
06/29/2017 +6 days 🔍
12/29/2020 +1279 days 🔍

Sourcesinfo

Vendor: dellemc.com

Advisory: ESA-2017-054
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-4990 (🔍)
GCVE (CVE): GCVE-0-2017-4990
GCVE (VulDB): GCVE-100-102701
SecurityFocus: 99243 - EMC Avamar Authentication Bypass And Arbitrary File Upload Vulnerabilities
SecurityTracker: 1038718

See also: 🔍

Entryinfo

Created: 06/21/2017 08:57
Updated: 12/29/2020 10:56
Changes: 06/21/2017 08:57 (73), 10/19/2019 12:16 (6), 12/29/2020 10:56 (2)
Complete: 🔍
Cache ID: 216::103

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

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