atvise webMI2ADS 1.0/2.0/2.0.1 null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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4.8$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in atvise webMI2ADS 1.0/2.0/2.0.1. Affected is an unknown function. The manipulation leads to null pointer dereference. This vulnerability is uniquely identified as CVE-2011-4881. Moreover, an exploit is present. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in atvise webMI2ADS 1.0/2.0/2.0.1. It has been rated as problematic. This issue affects some unknown functionality. The manipulation with an unknown input leads to a null pointer dereference vulnerability. Using CWE to declare the problem leads to CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. Impacted is availability. The summary by CVE is:

The web server in Certec atvise webMI2ADS (aka webMI) before 2.0.2 does not properly check return values from functions, which allows remote attackers to cause a denial of service (NULL pointer dereference) via a crafted HTTP request.

The weakness was disclosed 04/13/2012 (Website). It is possible to read the advisory at us-cert.gov. The identification of this vulnerability is CVE-2011-4881 since 12/21/2011. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are unknown but a public exploit is available.

The exploit is available at exploit-db.com. It is declared as proof-of-concept.

Upgrading to version 2.0 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Exploit-DB (17963). The entries VDB-60589, VDB-60588 and VDB-60586 are pretty similar. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: webMI2ADS 2.0

Timelineinfo

12/21/2011 🔍
04/13/2012 +114 days 🔍
04/13/2012 +0 days 🔍
03/23/2015 +1074 days 🔍
02/16/2025 +3618 days 🔍

Sourcesinfo

Advisory: us-cert.gov
Status: Confirmed

CVE: CVE-2011-4881 (🔍)
GCVE (CVE): GCVE-0-2011-4881
GCVE (VulDB): GCVE-100-60587
scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 03/23/2015 16:50
Updated: 02/16/2025 02:34
Changes: 03/23/2015 16:50 (47), 02/16/2019 15:25 (1), 02/16/2025 02:34 (27)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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