ZeroShell 1.0 Oauth Type input validation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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9.8$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in ZeroShell 1.0. The affected element is an unknown function of the component Oauth. Performing a manipulation of the argument Type results in input validation. This vulnerability was named CVE-2009-0545. In addition, an exploit is available.

Detailsinfo

A vulnerability classified as very critical has been found in ZeroShell 1.0. This affects some unknown functionality of the component Oauth. The manipulation of the argument type 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:

cgi-bin/kerbynet in ZeroShell 1.0beta11 and earlier allows remote attackers to execute arbitrary commands via shell metacharacters in the type parameter in a NoAuthREQ x509List action.

The weakness was presented 02/12/2009 (Website). It is possible to read the advisory at zeroshell.net. This vulnerability is uniquely identified as CVE-2009-0545 since 02/12/2009. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details and a public exploit are known. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 11/23/2024).

A public exploit has been developed by ikki and been published before and not just after the advisory. The exploit is shared for download at exploit-db.com. It is declared as highly functional. The vulnerability was handled as a non-public zero-day exploit for at least 3 days. During that time the estimated underground price was around $0-$5k.

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 (8023). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.8
VulDB Meta Temp Score: 9.8

VulDB Base Score: 9.8
VulDB Temp Score: 9.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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MetaSploit ID: zeroshell_exec.rb
MetaSploit Name: ZeroShell Remote Code Execution
MetaSploit File: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/08/2009 🔍
02/08/2009 +0 days 🔍
02/12/2009 +3 days 🔍
02/12/2009 +0 days 🔍
02/12/2009 +0 days 🔍
03/17/2015 +2224 days 🔍
11/23/2024 +3539 days 🔍

Sourcesinfo

Advisory: zeroshell.net
Status: Confirmed

CVE: CVE-2009-0545 (🔍)
GCVE (CVE): GCVE-0-2009-0545
GCVE (VulDB): GCVE-100-46503
Vupen: ADV-2009-0385

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

Entryinfo

Created: 03/17/2015 16:11
Updated: 11/23/2024 22:18
Changes: 03/17/2015 16:11 (42), 10/28/2018 07:54 (16), 11/13/2024 03:09 (16), 11/23/2024 22:18 (1)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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