firewalld up to 0.4.3.2 firewalld.py improper authentication

CVSS Meta Temp Score
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CTI Interest Score
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5.6$0-$5k0.00

Summaryinfo

A vulnerability was found in firewalld up to 0.4.3.2. It has been rated as problematic. This issue affects some unknown processing of the file firewalld.py. The manipulation leads to improper authentication. This vulnerability is uniquely identified as CVE-2016-5410. Local access is required to approach this attack. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in firewalld up to 0.4.3.2 (Firewall Software) and classified as problematic. This issue affects an unknown function of the file firewalld.py. The manipulation with an unknown input leads to a improper authentication vulnerability. Using CWE to declare the problem leads to CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

firewalld.py in firewalld before 0.4.3.3 allows local users to bypass authentication and modify firewall configurations via the (1) addPassthrough, (2) removePassthrough, (3) addEntry, (4) removeEntry, or (5) setEntries D-Bus API method.

The bug was discovered 11/03/2016. The weakness was disclosed 04/19/2017 by Huzaifa Sidhpurwala (oss-sec). It is possible to read the advisory at openwall.com. The identification of this vulnerability is CVE-2016-5410 since 06/10/2016. The exploitation is known to be easy. Attacking locally is a requirement. No form of authentication is needed for a successful exploitation. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 22 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 95343 (CentOS 7 : firewalld (CESA-2016:2597)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CentOS Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 236163 (Red Hat Update for firewalld (RHSA-2016:2597)).

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

The vulnerability is also documented in the databases at Tenable (95343) and SecurityFocus (BID 92481†). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.7
VulDB Meta Temp Score: 5.7

VulDB Base Score: 5.9
VulDB Temp Score: 5.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Improper authentication
CWE: CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
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Nessus ID: 95343
Nessus Name: CentOS 7 : firewalld (CESA-2016:2597)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 867773
OpenVAS Name: Fedora Update for firewalld FEDORA-2016-de55d2c2c9
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/10/2016 🔍
08/16/2016 +67 days 🔍
11/03/2016 +79 days 🔍
11/25/2016 +22 days 🔍
11/28/2016 +3 days 🔍
04/19/2017 +142 days 🔍
04/19/2017 +0 days 🔍
04/19/2017 +0 days 🔍
09/26/2024 +2717 days 🔍

Sourcesinfo

Advisory: RHSA-2016:2597
Researcher: Huzaifa Sidhpurwala
Status: Not defined
Confirmation: 🔍

CVE: CVE-2016-5410 (🔍)
GCVE (CVE): GCVE-0-2016-5410
GCVE (VulDB): GCVE-100-100247
SecurityFocus: 92481 - FirewallD CVE-2016-5410 Security Bypass Vulnerability
OSVDB: - CVE-2016-5410 - firewalld - Authentication Bypass Issue

Entryinfo

Created: 04/19/2017 21:58
Updated: 09/26/2024 16:32
Changes: 04/19/2017 21:58 (73), 09/17/2020 17:18 (4), 12/01/2022 12:22 (3), 09/26/2024 16:32 (19)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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