systemd tmpfiles.d/systemd.conf access control

CVSS Meta Temp Score
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CTI Interest Score
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3.2$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in systemd. Affected by this issue is some unknown functionality of the file tmpfiles.d/systemd.conf. The manipulation leads to access control. This vulnerability is documented as CVE-2015-8842. The attack needs to be performed locally. There is not any exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in systemd (affected version not known). This issue affects some unknown functionality of the file tmpfiles.d/systemd.conf. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is confidentiality. The summary by CVE is:

tmpfiles.d/systemd.conf in systemd before 229 uses weak permissions for /var/log/journal/%m/system.journal, which allows local users to obtain sensitive information by reading the file.

The weakness was released 04/20/2016 (Website). The advisory is shared at openwall.com. The identification of this vulnerability is CVE-2015-8842 since 04/08/2016. An attack has to be approached locally. A simple 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 scanner Nessus provides a plugin with the ID 91402 (openSUSE Security Update : systemd (openSUSE-2016-648)), 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 168801 (SUSE Enterprise Linux Security update for systemd (SUSE-SU-2016:1346-1)).

Upgrading eliminates this vulnerability. A possible mitigation has been published 2 months after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (91402). Entry connected to this vulnerability is available at VDB-82718. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.3
VulDB Meta Temp Score: 3.2

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

NVD Base Score: 3.3
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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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: 91402
Nessus Name: openSUSE Security Update : systemd (openSUSE-2016-648)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 850584
OpenVAS Name: SuSE Update for systemd openSUSE-SU-2016:1101-1 (systemd)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
Exposure Time: 🔍

Patch: github.com

Timelineinfo

04/08/2016 🔍
04/20/2016 +12 days 🔍
04/20/2016 +0 days 🔍
04/21/2016 +1 days 🔍
05/27/2016 +35 days 🔍
06/01/2016 +5 days 🔍
07/26/2022 +2246 days 🔍

Sourcesinfo

Product: github.com

Advisory: afae249efa4774c6676738ac5de6aeb4daf4889f
Status: Not defined
Confirmation: 🔍

CVE: CVE-2015-8842 (🔍)
GCVE (CVE): GCVE-0-2015-8842
GCVE (VulDB): GCVE-100-82721
See also: 🔍

Entryinfo

Created: 04/21/2016 15:20
Updated: 07/26/2022 12:41
Changes: 04/21/2016 15:20 (50), 10/19/2018 08:11 (22), 07/26/2022 12:41 (4)
Complete: 🔍
Cache ID: 216::103

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

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