ZeroShell 3.6.0/3.7.0 Net Services /cgi-bin/kerbynet x509type privileges management

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.6$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in ZeroShell 3.6.0/3.7.0. Affected by this issue is some unknown functionality of the file /cgi-bin/kerbynet of the component Net Services. Executing a manipulation of the argument x509type with the input %27%26cat%20/etc/passwd%26%27 can lead to privileges management. The attack may be launched remotely. Furthermore, there is an exploit available.

Detailsinfo

A vulnerability has been found in ZeroShell 3.6.0/3.7.0 and classified as critical. This vulnerability affects an unknown functionality of the file /cgi-bin/kerbynet of the component Net Services. The manipulation of the argument x509type with the input value %27%26cat%20/etc/passwd%26%27 leads to a privileges management vulnerability. The CWE definition for the vulnerability is CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was shared 01/13/2017 by Ozer Goker as EDB-ID 41040 as not defined exploit (Exploit-DB). The advisory is shared for download at exploit-db.com. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details and also a public exploit are known. The MITRE ATT&CK project declares the attack technique as T1068.

A public exploit has been developed by Ozer Goker and been published immediately after the advisory. It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept.

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 Exploit-DB (41040). The entries VDB-95403 and VDB-95405 are related to this item. Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.6

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Privileges management
CWE: CWE-269 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: Ozer Goker
Download: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍

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Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍
Exploit Delay Time: 🔍

Timelineinfo

01/13/2017 🔍
01/13/2017 +0 days 🔍
01/13/2017 +0 days 🔍
01/17/2017 +4 days 🔍
07/23/2020 +1283 days 🔍

Sourcesinfo

Advisory: EDB-ID 41040
Researcher: Ozer Goker
Status: Not defined

GCVE (VulDB): GCVE-100-95404
scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 01/17/2017 13:32
Updated: 07/23/2020 15:45
Changes: 01/17/2017 13:32 (47), 07/23/2020 15:45 (2)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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