SaltStack Salt prior 2016.3.6 Impersonation cryptographic issues

entryeditHistoryDiffjsonxmlCTI
CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.8$0-$5k0.00

A vulnerability was found in SaltStack Salt. It has been classified as critical. Affected is an unknown function. The manipulation with an unknown input leads to a weak encryption vulnerability (Impersonation). CWE is classifying the issue as CWE-310. This is going to have an impact on confidentiality, and integrity. CVE summarizes:

In SaltStack Salt before 2016.3.6, compromised salt-minions can impersonate the salt-master.

The bug was discovered 03/22/2017. The weakness was published 04/23/2018 (Website). The advisory is available at docs.saltstack.com. This vulnerability is traded as CVE-2017-7893 since 04/17/2017. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1600 by the MITRE ATT&CK project.

The vulnerability was handled as a non-public zero-day exploit for at least 397 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 2016.3.6 eliminates this vulnerability.

Productinfoedit

Name

CPE 2.3infoedit

CPE 2.2infoedit

CVSSv3infoedit

VulDB Meta Base Score: 8.1
VulDB Meta Temp Score: 7.8

VulDB Base Score: 6.5
VulDB Temp Score: 6.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2infoedit

AVACAuCIA
🔍🔍🔍🔍🔍🔍
🔍🔍🔍🔍🔍🔍
🔍🔍🔍🔍🔍🔍
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
unlockunlockunlockunlockunlockunlock
unlockunlockunlockunlockunlockunlock
unlockunlockunlockunlockunlockunlock

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

NVD Base Score: 🔍

Exploitinginfoedit

Name: Impersonation
Class: Weak encryption / Impersonation
CWE: CWE-310
ATT&CK: T1600

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Dayunlockunlockunlockunlock
Todayunlockunlockunlockunlock

Threat Intelligenceinfoedit

Threat: 🔍
Adversaries: 🔍
Geopolitics: 🔍
Economy: 🔍
Predictions: 🔍
Remediation: 🔍

Countermeasuresinfoedit

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: SaltStack Salt 2016.3.6

Timelineinfoedit

03/22/2017 🔍
04/17/2017 +26 days 🔍
04/23/2018 +370 days 🔍
04/23/2018 +0 days 🔍
04/24/2018 +1 days 🔍
01/30/2020 +646 days 🔍

Sourcesinfoedit

Advisory: docs.saltstack.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-7893 (🔍)

Entryinfoedit

Created: 04/24/2018 08:59 AM
Updated: 01/30/2020 04:05 PM
Changes: (2) vulnerability_discoverydate advisory_confirm_url
Complete: 🔍

Comments

No comments yet. Please log in to comment.

Might our Artificial Intelligence support you?

Check our Alexa App!