Lsyncd up to 2.1.5 command injection

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.3$0-$5k0.00

A vulnerability was found in Lsyncd up to 2.1.5 and classified as critical. Affected by this issue is an unknown code. The manipulation 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:

default-rsyncssh.lua in Lsyncd 2.1.5 and earlier allows remote attackers to execute arbitrary commands via shell metacharacters in a filename.

The weakness was disclosed 12/05/2014 (Website). The advisory is shared for download at github.com. This vulnerability is handled as CVE-2014-8990 since 11/19/2014. The exploitation is known to be easy. 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 T1202.

The vulnerability scanner Nessus provides a plugin with the ID 79673 (Fedora 20 : lsyncd-2.1.4-4.fc20.1 (2014-15393)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks.

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 X-Force (98806) and Tenable (79673).

Productinfo

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

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

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: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 79673
Nessus Name: Fedora 20 : lsyncd-2.1.4-4.fc20.1 (2014-15393)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 703130
OpenVAS Name: Debian Security Advisory DSA 3130-1 (lsyncd - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Patch: github.com

Timelineinfo

11/19/2014 🔍
11/19/2014 +0 days 🔍
11/19/2014 +0 days 🔍
12/03/2014 +14 days 🔍
12/05/2014 +2 days 🔍
12/05/2014 +0 days 🔍
12/09/2014 +4 days 🔍
01/20/2015 +42 days 🔍
03/27/2015 +66 days 🔍
04/07/2022 +2568 days 🔍

Sourcesinfo

Advisory: 18f02ad013b41a72753912155ae2ba72f2a53e52
Status: Not defined
Confirmation: 🔍

CVE: CVE-2014-8990 (🔍)
OVAL: 🔍

X-Force: 98806
Vulnerability Center: 47480 - Lsyncd 2.1.5 and Earlier Remote Code Execution via Shell Metacharacters in a Filename, High
SecurityFocus: 71179 - Lsyncd 'default-rsyncssh.lua' Remote Command Injection Vulnerability
Secunia: 62321 - Debian update for lsyncd, Moderately Critical

Entryinfo

Created: 03/27/2015 14:56
Updated: 04/07/2022 09:57
Changes: 03/27/2015 14:56 (54), 06/14/2017 13:20 (17), 04/07/2022 09:55 (4), 04/07/2022 09:57 (1)
Complete: 🔍

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