VDB-87761 · CVE-2015-5231 · Qualys 276025

CRIU Service Daemon information disclosure

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.5$0-$5k0.00

A vulnerability, which was classified as critical, has been found in CRIU (affected version not known). This issue affects some unknown functionality of the component Service Daemon. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

The service daemon in CRIU does not properly restrict access to non-dumpable processes, which allows local users to obtain sensitive information via (1) process dumps or (2) ptrace access.

The weakness was released 06/07/2016 (Website). The advisory is shared at lists.openvz.org. The identification of this vulnerability is CVE-2015-5231 since 07/01/2015. The exploitation is known to be easy. An attack has to be approached locally. A simple authentication is required for exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1592 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 90230 (Fedora 24 : criu-2.0-1.fc24 (2016-e722fe8b4d)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 276025 (Fedora Security Update for criu (FEDORA-2016-e722fe8b4d)).

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

The vulnerability is also documented in the vulnerability database at Tenable (90230). Entry connected to this vulnerability is available at 87760.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.7
VulDB Meta Temp Score: 6.5

VulDB Base Score: 7.8
VulDB Temp Score: 7.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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

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Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 90230
Nessus Name: Fedora 24 : criu-2.0-1.fc24 (2016-e722fe8b4d)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/01/2015 🔍
03/26/2016 +269 days 🔍
03/28/2016 +2 days 🔍
06/07/2016 +71 days 🔍
06/07/2016 +0 days 🔍
06/08/2016 +1 days 🔍
08/23/2022 +2267 days 🔍

Sourcesinfo

Advisory: FEDORA-2016-e722fe8b4d
Status: Not defined
Confirmation: 🔍

CVE: CVE-2015-5231 (🔍)
See also: 🔍

Entryinfo

Created: 06/08/2016 10:15
Updated: 08/23/2022 08:30
Changes: 06/08/2016 10:15 (54), 01/08/2019 11:07 (12), 08/23/2022 08:30 (3)
Complete: 🔍

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