SonicWALL Secure Remote Access Server up to 8.1.0.2-14sv /cgi-bin/viewcert CERT command injection

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.9$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in SonicWALL Secure Remote Access Server up to 8.1.0.2-14sv. Affected is an unknown function of the file /cgi-bin/viewcert. Such manipulation of the argument CERT leads to command injection. This vulnerability is traded as CVE-2016-9684. The attack may be launched remotely. Furthermore, there is an exploit available.

Detailsinfo

A vulnerability, which was classified as critical, has been found in SonicWALL Secure Remote Access Server up to 8.1.0.2-14sv (Remote Access Software). Affected by this issue is an unknown part of the file /cgi-bin/viewcert. The manipulation of the argument CERT with an unknown input leads to a command injection vulnerability. Using CWE to declare the problem leads to CWE-77. The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability. CVE summarizes:

The SonicWall Secure Remote Access server (version 8.1.0.2-14sv) is vulnerable to a Remote Command Injection vulnerability in its web administrative interface. This vulnerability occurs in the 'viewcert' CGI (/cgi-bin/viewcert) component responsible for processing SSL certificate information. The CGI application doesn't properly escape the information it's passed in the 'CERT' variable before a call to system() is performed - allowing for remote command injection. Exploitation of this vulnerability yields shell access to the remote machine under the nobody user account.

The bug was discovered 01/27/2017. The weakness was shared 02/22/2017 with Dell (Website). The advisory is shared for download at documents.software.dell.com. This vulnerability is handled as CVE-2016-9684 since 11/30/2016. The attack may be launched remotely. A simple authentication is necessary for exploitation. Technical details as well as a public exploit are known. The MITRE ATT&CK project declares the attack technique as T1202.

The exploit is available at exploit-db.com. It is declared as highly functional. The vulnerability was handled as a non-public zero-day exploit for at least 26 days. During that time the estimated underground price was around $0-$5k. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370319 (Dell SonicWall Remote Command Injection Vulnerability).

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 databases at Exploit-DB (41416) and SecurityFocus (BID 96375†). The entries VDB-97182 and VDB-97183 are related to this item. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.0
VulDB Meta Temp Score: 8.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.3
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: Command injection
CWE: CWE-77 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Highly functional
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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OpenVAS ID: 103317
OpenVAS Name: Dell SonicWALL Secure Remote Access (SRA) Multiple Remote Command Execution Vulnerabilities
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

D2Sec: Dell SonicWALL Secure Remote Access gencsr RCE

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/30/2016 🔍
01/27/2017 +58 days 🔍
01/27/2017 +0 days 🔍
02/22/2017 +26 days 🔍
02/22/2017 +0 days 🔍
02/22/2017 +0 days 🔍
07/31/2024 +2716 days 🔍

Sourcesinfo

Vendor: sonicwall.com

Advisory: documents.software.dell.com
Organization: Dell
Status: Not defined
Confirmation: 🔍

CVE: CVE-2016-9684 (🔍)
GCVE (CVE): GCVE-0-2016-9684
GCVE (VulDB): GCVE-100-97184
SecurityFocus: 96375 - Dell SonicWall Secure Remote Access Multiple Command Injection Vulnerabilities

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

Entryinfo

Created: 02/22/2017 11:58
Updated: 07/31/2024 07:45
Changes: 02/22/2017 11:58 (69), 12/31/2019 08:52 (5), 07/31/2024 07:45 (22)
Complete: 🔍
Cache ID: 216:EE3:103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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