Red Hat Ansible up to 2.1.x apt_key Fingerprint key management

CVSS Meta Temp Score
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CTI Interest Score
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6.9$0-$5k0.00

Summaryinfo

A vulnerability was found in Red Hat Ansible up to 2.1.x. It has been classified as critical. The affected element is an unknown function of the component apt_key Module. Performing a manipulation as part of Fingerprint results in key management. This vulnerability is reported as CVE-2016-8614. The attack is possible to be carried out remotely. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as critical has been found in Red Hat Ansible up to 2.1.x. This affects an unknown code block of the component apt_key Module. The manipulation as part of a Fingerprint leads to a key management vulnerability. CWE is classifying the issue as CWE-320. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

A flaw was found in Ansible before version 2.2.0. The apt_key module does not properly verify key fingerprints, allowing remote adversary to create an OpenPGP key which matches the short key ID and inject this key instead of the correct key.

The bug was discovered 11/01/2016. The weakness was disclosed 07/31/2018 as not defined bug report (Bugzilla). The advisory is shared at bugzilla.redhat.com. This vulnerability is uniquely identified as CVE-2016-8614 since 10/12/2016. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1600.001 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 18 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 94999 (Fedora 25 : ansible (2016-3ccb098630)), 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 170554 (OpenSUSE Security Update for ansible (openSUSE-SU-2017:2976-1)).

Upgrading to version 2.2.0 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 databases at Tenable (94999) and SecurityFocus (BID 94108†). The entries VDB-109785, VDB-117006, VDB-121961 and VDB-122339 are pretty similar. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.0
VulDB Meta Temp Score: 6.9

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CNA Base Score: 6.3
CNA Vector (Red Hat, Inc.): 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Key management
CWE: CWE-320
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 94999
Nessus Name: Fedora 25 : ansible (2016-3ccb098630)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 867773
OpenVAS Name: Fedora Update for ansible FEDORA-2016-3ccb098630
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Ansible 2.2.0
Patch: github.com

Timelineinfo

10/12/2016 🔍
11/01/2016 +20 days 🔍
11/01/2016 +0 days 🔍
11/18/2016 +17 days 🔍
11/21/2016 +2 days 🔍
07/31/2018 +616 days 🔍
07/31/2018 +0 days 🔍
08/01/2018 +1 days 🔍
04/27/2023 +1730 days 🔍

Sourcesinfo

Vendor: redhat.com

Advisory: FEDORA-2016-3ccb098630
Status: Not defined
Confirmation: 🔍

CVE: CVE-2016-8614 (🔍)
GCVE (CVE): GCVE-0-2016-8614
GCVE (VulDB): GCVE-100-122337
SecurityFocus: 94108 - Ansible CVE-2016-8614 Security Bypass Vulnerability

See also: 🔍

Entryinfo

Created: 08/01/2018 07:53
Updated: 04/27/2023 19:29
Changes: 08/01/2018 07:53 (77), 03/11/2020 11:29 (4), 08/22/2022 09:37 (4), 04/27/2023 19:14 (2), 04/27/2023 19:21 (12), 04/27/2023 19:29 (1)
Complete: 🔍
Cache ID: 216::103

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

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