3ssoftware CoDeSys 3.4 Control Service CmpWebServer.dll 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 has been found in 3ssoftware CoDeSys 3.4 and classified as problematic. This issue affects some unknown processing in the library CmpWebServer.dll of the component Control Service. Performing a manipulation results in null pointer dereference. This vulnerability is identified as CVE-2011-5009. Additionally, an exploit exists.

Detailsinfo

A vulnerability was found in 3ssoftware CoDeSys 3.4. It has been classified as problematic. This affects an unknown part in the library CmpWebServer.dll of the component Control Service. The manipulation with an unknown input leads to a null pointer dereference vulnerability. CWE is classifying the issue as 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. This is going to have an impact on availability. The summary by CVE is:

The CmpWebServer.dll module in the Control service in 3S CoDeSys 3.4 SP4 Patch 2 allows remote attackers to cause a denial of service (NULL pointer dereference) via (1) a crafted Content-Length in an HTTP POST or (2) an invalid HTTP request method.

The weakness was released 12/24/2011 by Luigi Auriemma (Website). It is possible to read the advisory at us-cert.gov. This vulnerability is uniquely identified as CVE-2011-5009 since 12/24/2011. 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 exploit is shared for download at exploit-db.com. It is declared as proof-of-concept.

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 (71533), Exploit-DB (36378), SecurityFocus (BID 50854†), OSVDB (77388†) and Secunia (SA47018†). Entries connected to this vulnerability are available at VDB-59909, VDB-59810 and VDB-59809. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.0

VulDB Base Score: 5.3
VulDB Temp Score: 5.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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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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OpenVAS ID: 802280
OpenVAS Name: 3S CoDeSys CmpWebServer Multiple Vulnerabilities
OpenVAS File: 🔍
OpenVAS Family: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍
Fortigate IPS: 🔍

Timelineinfo

11/29/2011 🔍
11/30/2011 +1 days 🔍
12/01/2011 +1 days 🔍
12/20/2011 +19 days 🔍
12/24/2011 +4 days 🔍
12/24/2011 +0 days 🔍
12/24/2011 +0 days 🔍
03/23/2015 +1185 days 🔍
10/09/2024 +3488 days 🔍

Sourcesinfo

Advisory: us-cert.gov
Researcher: Luigi Auriemma
Status: Not defined

CVE: CVE-2011-5009 (🔍)
GCVE (CVE): GCVE-0-2011-5009
GCVE (VulDB): GCVE-100-59811
X-Force: 71533
SecurityFocus: 50854 - CoDeSys Multiple Remote Denial of Service Vulnerabilities
Secunia: 47018 - CoDeSys Multiple Vulnerabilities, Moderately Critical
OSVDB: 77388
Vulnerability Center: 34084 - 3S CoDeSys 3.4 SP4 Patch 2 CmpWebServer Null-Pointer Dereference Vulnerabilities Allow DoS, High

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

Entryinfo

Created: 03/23/2015 16:50
Updated: 10/09/2024 12:12
Changes: 03/23/2015 16:50 (58), 04/09/2017 13:00 (12), 10/09/2024 12:12 (25)
Complete: 🔍
Cache ID: 216::103

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