jabberd2 up to 2.6.1 on Gentoo net-im/jabberd2 access control

CVSS Meta Temp Score
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CTI Interest Score
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4.2$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in jabberd2 up to 2.6.1 on Gentoo. Impacted is an unknown function of the file net-im/jabberd2. This manipulation causes access control. This vulnerability is handled as CVE-2017-18226. It is possible to launch the attack on the local host. There is not any exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in jabberd2 up to 2.6.1 on Gentoo. It has been declared as problematic. Affected by this vulnerability is some unknown functionality of the file net-im/jabberd2. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-264. As an impact it is known to affect availability. The summary by CVE is:

The Gentoo net-im/jabberd2 package through 2.6.1 sets the ownership of /var/run/jabber to the jabber account, which might allow local users to kill arbitrary processes by leveraging access to this account for PID file modification before a root script executes a "kill -TERM `cat /var/run/jabber/filename.pid`" command.

The bug was discovered 09/15/2017. The weakness was released 03/12/2018 (Website). The advisory is shared at bugs.gentoo.org. This vulnerability is known as CVE-2017-18226 since 03/11/2018. An attack has to be approached locally. A single authentication is required for exploitation. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 178 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 108433 (GLSA-201803-07 : JabberD 2.x: Multiple vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Gentoo Local Security Checks and running in the context l.

Upgrading eliminates this vulnerability. A possible mitigation has been published 1 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (108433). Entry connected to this vulnerability is available at VDB-114360. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.3

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
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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Nessus ID: 108433
Nessus Name: GLSA-201803-07 : JabberD 2.x: Multiple vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Timelineinfo

09/15/2017 🔍
03/11/2018 +177 days 🔍
03/12/2018 +1 days 🔍
03/12/2018 +0 days 🔍
03/12/2018 +0 days 🔍
03/19/2018 +7 days 🔍
03/19/2018 +0 days 🔍
01/12/2020 +664 days 🔍

Sourcesinfo

Advisory: bugs.gentoo.org
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-18226 (🔍)
GCVE (CVE): GCVE-0-2017-18226
GCVE (VulDB): GCVE-100-114361
See also: 🔍

Entryinfo

Created: 03/12/2018 07:56
Updated: 01/12/2020 13:26
Changes: 03/12/2018 07:56 (66), 01/12/2020 13:26 (4)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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