NetBSD up to 5.0.2 smb_subr.c numeric error

CVSS Meta Temp Score
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CTI Interest Score
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6.2$0-$5k0.00

Summaryinfo

A vulnerability was found in NetBSD. It has been rated as problematic. This affects an unknown part of the file smb_subr.c. This manipulation causes numeric error. The identification of this vulnerability is CVE-2010-2530. There is no exploit available.

Detailsinfo

A vulnerability has been found in NetBSD (Operating System) and classified as critical. Affected by this vulnerability is an unknown function of the file smb_subr.c. The manipulation with an unknown input leads to a numeric error vulnerability. The CWE definition for the vulnerability is CWE-189. As an impact it is known to affect availability. The summary by CVE is:

Multiple integer signedness errors in smb_subr.c in the netsmb module in the kernel in NetBSD 5.0.2 and earlier, FreeBSD, and Apple Mac OS X allow local users to cause a denial of service (panic) via a negative size value in a /dev/nsmb ioctl operation, as demonstrated by a (1) SMBIOC_LOOKUP or (2) SMBIOC_OPENSESSION ioctl call.

The weakness was shared 09/29/2010 by Dan Rosenberg (Website). It is possible to read the advisory at openwall.com. This vulnerability is known as CVE-2010-2530 since 06/30/2010. The exploitation appears to be easy. Attacking locally is a requirement. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit.

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 (60353), SecurityFocus (BID 41557†) and Vulnerability Center (SBV-39349†). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.2
VulDB Meta Temp Score: 6.2

VulDB Base Score: 6.2
VulDB Temp Score: 6.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Numeric error
CWE: CWE-189
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/30/2010 🔍
07/12/2010 +12 days 🔍
07/12/2010 +0 days 🔍
09/29/2010 +79 days 🔍
09/29/2010 +0 days 🔍
04/25/2013 +939 days 🔍
03/19/2015 +693 days 🔍
04/28/2017 +771 days 🔍

Sourcesinfo

Advisory: openwall.com
Researcher: Dan Rosenberg
Status: Not defined
Confirmation: 🔍

CVE: CVE-2010-2530 (🔍)
GCVE (CVE): GCVE-0-2010-2530
GCVE (VulDB): GCVE-100-54859
X-Force: 60353
SecurityFocus: 41557 - Multiple BSD Kernel Implementations 'netsmb' Kernel Module Local Denial of Service Vulnerabilities
Vulnerability Center: 39349 - Apple MacOS X, NetBSD and FreeBSD Multiple Integer Signedness Errors Allow Local DoS, Medium

Entryinfo

Created: 03/19/2015 14:37
Updated: 04/28/2017 09:55
Changes: 03/19/2015 14:37 (47), 04/28/2017 09:55 (12)
Complete: 🔍
Cache ID: 216::103

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

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