SBLIM Small Footprint CIM Broker 1.4.9 POST Request /cimom null pointer dereference

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in SBLIM Small Footprint CIM Broker 1.4.9. Affected by this vulnerability is an unknown functionality of the file /cimom of the component POST Request Handler. This manipulation causes null pointer dereference. This vulnerability is tracked as CVE-2018-6644. The attack is possible to be carried out remotely. No exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in SBLIM Small Footprint CIM Broker 1.4.9. It has been declared as problematic. Affected by this vulnerability is an unknown code of the file /cimom of the component POST Request Handler. The manipulation with an unknown input leads to a null pointer dereference vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect availability. The summary by CVE is:

SBLIM Small Footprint CIM Broker (SFCB) 1.4.9 has a null pointer (DoS) vulnerability via a crafted POST request to the /cimom URI.

The bug was discovered 02/07/2018. The weakness was disclosed 02/08/2018 (oss-sec). It is possible to read the advisory at openwall.com. This vulnerability is known as CVE-2018-6644 since 02/05/2018. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 107030 (Fedora 26 : sblim-sfcb (2018-4367d984c1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 277202 (Fedora Security Update for sblim-sfcb (FEDORA-2018-9d6a122887)).

Upgrading eliminates this vulnerability. A possible mitigation has been published 3 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (107030) and SecurityFocus (BID 103041†). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

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: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 107030
Nessus Name: Fedora 26 : sblim-sfcb (2018-4367d984c1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 16141
OpenVAS Name: Fedora Update for sblim-sfcb FEDORA-2018-4367d984c1
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Timelineinfo

02/05/2018 🔍
02/06/2018 +1 days 🔍
02/07/2018 +1 days 🔍
02/08/2018 +1 days 🔍
02/08/2018 +0 days 🔍
02/09/2018 +1 days 🔍
02/27/2018 +18 days 🔍
02/28/2018 +1 days 🔍
02/06/2023 +1804 days 🔍

Sourcesinfo

Advisory: FEDORA-2018-4367d984c1
Status: Not defined

CVE: CVE-2018-6644 (🔍)
GCVE (CVE): GCVE-0-2018-6644
GCVE (VulDB): GCVE-100-113047
SecurityFocus: 103041 - SBLIM-SFCB CVE-2018-6644 Denial of Service Vulnerability

Entryinfo

Created: 02/09/2018 08:50
Updated: 02/06/2023 08:52
Changes: 02/09/2018 08:50 (74), 01/03/2020 10:39 (5), 02/06/2023 08:52 (4)
Complete: 🔍
Cache ID: 216::103

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