sblim-sfcb 1.3.4/1.3.18 providerMgr.c lookupProviders classname null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability was found in sblim-sfcb 1.3.4/1.3.18. It has been rated as problematic. Impacted is the function lookupProviders of the file providerMgr.c. This manipulation of the argument classname with the input <empty> causes null pointer dereference. This vulnerability is tracked as CVE-2015-5185. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in sblim-sfcb 1.3.4/1.3.18. It has been declared as problematic. Affected by this vulnerability is the function lookupProviders of the file providerMgr.c. The manipulation of the argument classname with the input value <empty> 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:

The lookupProviders function in providerMgr.c in sblim-sfcb 1.3.4 and 1.3.18 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via an empty className in a packet.

The weakness was disclosed 09/28/2015 by Qinghao Tang (Website). It is possible to read the advisory at openwall.com. This vulnerability is known as CVE-2015-5185 since 07/01/2015. 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 scanner Nessus provides a plugin with the ID 86045 (openSUSE Security Update : sblim-sfcb (openSUSE-2015-585)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 124365 (Fedora Security Update for sblim-sfcb (FEDORA-2015-14200)).

Upgrading eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (86045), SecurityFocus (BID 91212†) and Vulnerability Center (SBV-54219†). 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: 5.3
VulDB Meta Temp Score: 5.1

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

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
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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: 86045
Nessus Name: openSUSE Security Update : sblim-sfcb (openSUSE-2015-585)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 867773
OpenVAS Name: Fedora Update for sblim-sfcb FEDORA-2015-14200
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/01/2015 🔍
08/20/2015 +50 days 🔍
09/09/2015 +20 days 🔍
09/21/2015 +12 days 🔍
09/21/2015 +0 days 🔍
09/28/2015 +7 days 🔍
09/28/2015 +0 days 🔍
09/29/2015 +1 days 🔍
11/05/2015 +37 days 🔍
11/23/2024 +3306 days 🔍

Sourcesinfo

Advisory: openwall.com
Researcher: Qinghao Tang
Status: Confirmed

CVE: CVE-2015-5185 (🔍)
GCVE (CVE): GCVE-0-2015-5185
GCVE (VulDB): GCVE-100-78127
SecurityFocus: 91212 - SBLIM-SFCB 'lookupProviders()' Function Denial of Service Vulnerability
Vulnerability Center: 54219 - sblim-sfcb 1.3.4, 1.3.18 Remote DoS via Empty ClassName in a Packet, Medium

Entryinfo

Created: 09/29/2015 10:21
Updated: 11/23/2024 23:28
Changes: 09/29/2015 10:21 (60), 03/11/2018 08:46 (12), 11/23/2024 23:28 (22)
Complete: 🔍
Cache ID: 216::103

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