Progress Chef Infra Server up to 15.6 on Linux Backup Path backup information disclosure

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.3$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in Progress Chef Infra Server up to 15.6 on Linux. This affects an unknown function of the file /var/opt/opscode/local-mode-cache/backup of the component Backup Path Handler. The manipulation leads to information disclosure. This vulnerability is documented as CVE-2023-28864. The attack needs to be performed locally. Additionally, an exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Progress Chef Infra Server up to 15.6 on Linux (Automation Software). It has been rated as problematic. This issue affects some unknown functionality of the file /var/opt/opscode/local-mode-cache/backup of the component Backup Path Handler. 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. The summary by CVE is:

Progress Chef Infra Server before 15.7 allows a local attacker to exploit a /var/opt/opscode/local-mode-cache/backup world-readable temporary backup path to access sensitive information, resulting in the disclosure of all indexed node data, because OpenSearch credentials are exposed. (The data typically includes credentials for additional systems.) The attacker must wait for an admin to run the "chef-server-ctl reconfigure" command.

The weakness was released 07/18/2023 by Tim Smith (tas50) with Mondoo as confirmed blog post. The advisory is shared at blog.mondoo.com. The identification of this vulnerability is CVE-2023-28864 since 03/26/2023. Technical details as well as a exploit are known. MITRE ATT&CK project uses the attack technique T1592 for this issue.

It is declared as proof-of-concept.

Upgrading to version 15.7 eliminates this vulnerability. The upgrade is hosted for download at docs.chef.io. 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 EUVD (EUVD-2023-32485). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.3

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
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: 🔍

Exploitinginfo

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

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Chef Infra Server 15.7

Timelineinfo

03/26/2023 🔍
06/14/2023 +79 days 🔍
07/18/2023 +34 days 🔍
07/18/2023 +0 days 🔍
12/07/2025 +873 days 🔍

Sourcesinfo

Advisory: blog.mondoo.com
Researcher: Tim Smith (tas50)
Organization: Mondoo
Status: Confirmed

CVE: CVE-2023-28864 (🔍)
GCVE (CVE): GCVE-0-2023-28864
GCVE (VulDB): GCVE-100-234341
EUVD: 🔍
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 07/18/2023 09:59
Updated: 12/07/2025 19:08
Changes: 07/18/2023 09:59 (42), 08/09/2023 07:45 (11), 02/10/2024 09:04 (8), 12/29/2024 19:34 (6), 12/07/2025 19:08 (16)
Complete: 🔍
Committer: tas50
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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