Pizzashack rssh 2.3.2 input validation

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
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.
5.9$0-$5k0.00

A vulnerability, which was classified as problematic, was found in Pizzashack rssh 2.3.2. This affects some unknown functionality. The manipulation with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

rssh 2.3.2, as used by Debian, Fedora, and others, when the rsync protocol is enabled, allows local users to bypass intended restricted shell access via a (1) "-e" or (2) "--" command line option.

The weakness was published 01/10/2013 by James Clawson as Bug 877279 as not defined bug report (Bugzilla). The advisory is shared at bugzilla.redhat.com. This vulnerability is uniquely identified as CVE-2012-2251 since 04/16/2012. An attack has to be approached locally. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 63068 (Debian DSA-2578-1 : rssh - insufficient filtering of rsync command line), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 120811 (rssh Muitiple Authentication Bypass Vulnerabilities).

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 (80334) and Tenable (63068). Similar entries are available at 61965 and 63346.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

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

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.9

VulDB Base Score: 5.9
VulDB Temp Score: 5.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
unlockunlockunlockunlockunlockunlock
unlockunlockunlockunlockunlockunlock
unlockunlockunlockunlockunlockunlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
ATT&CK: Unknown

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Dayunlockunlockunlockunlock
Todayunlockunlockunlockunlock

Nessus ID: 63068
Nessus Name: Debian DSA-2578-1 : rssh - insufficient filtering of rsync command line
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 72625
OpenVAS Name: Debian Security Advisory DSA 2578-1 (rssh)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

04/16/2012 🔍
11/28/2012 +226 days 🔍
11/28/2012 +0 days 🔍
11/28/2012 +0 days 🔍
11/28/2012 +0 days 🔍
12/11/2012 +13 days 🔍
01/10/2013 +30 days 🔍
01/10/2013 +0 days 🔍
03/24/2015 +803 days 🔍
12/21/2021 +2464 days 🔍

Sourcesinfo

Advisory: Bug 877279
Researcher: James Clawson
Status: Not defined
Confirmation: 🔍

CVE: CVE-2012-2251 (🔍)
OVAL: 🔍

X-Force: 80334
Vulnerability Center: 37625 - rssh Remote Arbitrary Code Execution Vulnerability due to Improper Filtering of the -e Option, High
SecurityFocus: 56708 - rssh Command Line Filtering Multiple Remote Arbitrary Command Execution Vulnerabilities
Secunia: 51307 - Debian update for rssh, Less Critical

See also: 🔍

Entryinfo

Created: 03/24/2015 12:22
Updated: 12/21/2021 15:35
Changes: 03/24/2015 12:22 (70), 04/22/2017 13:01 (8), 12/21/2021 15:35 (3)
Complete: 🔍

Discussion

No comments yet. Languages: en.

Please log in to comment.

Interested in the pricing of exploits?

See the underground prices here!