lshell 0.9.16 access control

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.9$0-$5k0.00

Summaryinfo

A vulnerability was found in lshell 0.9.16 and classified as critical. This impacts an unknown function. Such manipulation leads to access control. This vulnerability is listed as CVE-2016-6903. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability was found in lshell 0.9.16. It has been rated as critical. Affected by this issue is an unknown code. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is confidentiality, integrity, and availability. CVE summarizes:

lshell 0.9.16 allows remote authenticated users to break out of a limited shell and execute arbitrary commands.

The bug was discovered 08/18/2016. The weakness was presented 04/24/2017 by Salvatore Bonaccorso (oss-sec). The advisory is available at openwall.com. This vulnerability is handled as CVE-2016-6903 since 08/22/2016. The attack may be launched remotely. A simple authentication is needed for exploitation. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1068 by the MITRE ATT&CK project.

The vulnerability was handled as a non-public zero-day exploit for at least 249 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 261107 (Linux Distros Unpatched Vulnerability : CVE-2016-6903), which helps to determine the existence of the flaw in a target environment.

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 Tenable (261107) and SecurityFocus (BID 92591†). See VDB-100537 for similar entry. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.1
VulDB Meta Temp Score: 7.9

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.9
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
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: 261107
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2016-6903

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Patch: github.com

Timelineinfo

08/18/2016 🔍
08/22/2016 +4 days 🔍
08/23/2016 +1 days 🔍
04/24/2017 +244 days 🔍
04/24/2017 +0 days 🔍
04/25/2017 +1 days 🔍
09/04/2025 +3054 days 🔍

Sourcesinfo

Advisory: e72dfcd1f258193f9aaea3591ecbdaed207661a0
Researcher: Salvatore Bonaccorso
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-6903 (🔍)
GCVE (CVE): GCVE-0-2016-6903
GCVE (VulDB): GCVE-100-100538
SecurityFocus: 92591 - lshell Multiple Security Bypass Vulnerabilities
OSVDB: - CVE-2016-6903 - Ishell - Command Execution Issue

See also: 🔍

Entryinfo

Created: 04/25/2017 08:55
Updated: 09/04/2025 05:01
Changes: 04/25/2017 08:55 (61), 09/20/2020 16:49 (2), 12/02/2022 09:01 (4), 12/02/2022 09:05 (1), 09/04/2025 05:01 (22)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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