Network Block Device up to 3.10 Signal nbd-server.c code

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

A vulnerability classified as problematic has been found in Network Block Device up to 3.10. Affected is an unknown function of the file nbd-server.c of the component Signal Handler. The manipulation with an unknown input leads to a code vulnerability. CWE is classifying the issue as CWE-17. This is going to have an impact on availability. CVE summarizes:

nbd-server.c in Network Block Device (nbd-server) before 3.11 does not properly handle signals, which allows remote attackers to cause a denial of service (deadlock) via unspecified vectors.

The weakness was published 05/29/2015 (Website). The advisory is shared for download at sourceforge.net. This vulnerability is traded as CVE-2015-0847 since 01/07/2015. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are known technical details, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 83500 (Debian DLA-223-1 : nbd security update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 196178 (Ubuntu Security Notification for Nbd Vulnerabilities (USN-2676-1)).

Upgrading to version 3.11 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (83500). Similar entries are available at 65667 and 75593.

Productinfo

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Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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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: 🔍
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NVD Base Score: 🔍

Exploitinginfo

Class: Code
CWE: CWE-17
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 83500
Nessus Name: Debian DLA-223-1 : nbd security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 703271
OpenVAS Name: Debian Security Advisory DSA 3271-1 (nbd - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Network Block Device 3.11

Timelineinfo

01/07/2015 🔍
05/18/2015 +131 days 🔍
05/23/2015 +5 days 🔍
05/29/2015 +6 days 🔍
05/29/2015 +0 days 🔍
05/30/2015 +1 days 🔍
06/09/2015 +10 days 🔍
05/19/2022 +2536 days 🔍

Sourcesinfo

Advisory: USN-2676-1
Status: Not defined
Confirmation: 🔍

CVE: CVE-2015-0847 (🔍)
OVAL: 🔍

Vulnerability Center: 50417 - Network Block Device before 3.11 Remote DoS due to Improper Handling of Signals in nbd-server.c, Medium
SecurityFocus: 74557

See also: 🔍

Entryinfo

Created: 05/30/2015 20:10
Updated: 05/19/2022 15:26
Changes: 05/30/2015 20:10 (67), 06/30/2017 05:46 (3), 05/19/2022 15:21 (3), 05/19/2022 15:26 (1)
Complete: 🔍

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