Puppet Enterprise 2017.1.x/2017.2.1 Display String input validation
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
5.1 | $0-$5k | 0.00 |
A vulnerability was found in Puppet Enterprise 2017.1.x/2017.2.1 (Service Management Software). It has been declared as problematic. Affected by this vulnerability is some unknown functionality of the component Display. The manipulation as part of a String leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does
not validate or incorrectly validates that the input has the
properties that are required to process the data safely and
correctly. As an impact it is known to affect availability. The summary by CVE is:
In Puppet Enterprise 2017.1.x and 2017.2.1, using specially formatted strings with certain formatting characters as Classifier node group names or RBAC role display names causes errors, effectively causing a DOS to the service. This was resolved in Puppet Enterprise 2017.2.2.
The bug was discovered 06/22/2017. The weakness was presented 02/01/2018 (Website). It is possible to read the advisory at puppet.com. This vulnerability is known as CVE-2017-2296 since 12/01/2016. The exploitation appears to be easy. The attack can be launched remotely. A single authentication is required for exploitation. The technical details are unknown and an exploit is not publicly available.
The vulnerability was handled as a non-public zero-day exploit for at least 224 days. During that time the estimated underground price was around $0-$5k.
Upgrading to version 2017.2.2 eliminates this vulnerability.
See 112724 and 112722 for similar entries.
Product
Type
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 5.4VulDB Meta Temp Score: 5.3
VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 6.5
NVD Vector: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Input validationCWE: CWE-20
ATT&CK: Unknown
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
OpenVAS ID: 100935
OpenVAS Name: Puppet Enterprise DoS Vulnerability
OpenVAS File: 🔍
OpenVAS Family: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: Puppet Enterprise 2017.2.2
Timeline
12/01/2016 🔍06/22/2017 🔍
02/01/2018 🔍
02/01/2018 🔍
02/02/2018 🔍
12/31/2019 🔍
Sources
Advisory: puppet.comStatus: Not defined
Confirmation: 🔍
CVE: CVE-2017-2296 (🔍)
See also: 🔍
Entry
Created: 02/02/2018 07:59Updated: 12/31/2019 20:54
Changes: 02/02/2018 07:59 (64), 12/31/2019 20:54 (2)
Complete: 🔍
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