SaltStack Salt prior 2019.2.4/3000.2 ClearFuncs path traversal

CVSS Meta Temp Score
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in SaltStack Salt. The impacted element is the function ClearFuncs. This manipulation causes input validation. This vulnerability is registered as CVE-2020-11652. Remote exploitation of the attack is possible. Furthermore, an exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in SaltStack Salt. It has been declared as critical. Affected by this vulnerability is the function ClearFuncs. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

An issue was discovered in SaltStack Salt before 2019.2.4 and 3000 before 3000.2. The salt-master process ClearFuncs class allows access to some methods that improperly sanitize paths. These methods allow arbitrary directory access to authenticated users.

The weakness was published 04/30/2020 (Website). The advisory is shared at lists.opensuse.org. This vulnerability is known as CVE-2020-11652 since 04/08/2020. The attack can be launched remotely. The successful exploitation needs a single authentication. Technical details and also a public exploit are known. MITRE ATT&CK project uses the attack technique T1006 for this issue.

After 3 days, there has been an exploit disclosed. It is possible to download the exploit at github.com. It is declared as attacked. The CISA Known Exploited Vulnerabilities Catalog lists this issue since 11/03/2021 with a due date of 05/03/2022:

Apply updates per vendor instructions.

Upgrading to version 2019.2.4 or 3000.2 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Exploit-DB (48421). Similar entry is available at VDB-154644. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.3

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CNA Base Score: 6.5
CNA Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

Class: Path traversal
CWE: CWE-22
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Attacked
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

KEV Added: 🔍
KEV Due: 🔍
KEV Remediation: 🔍
KEV Ransomware: 🔍
KEV Notice: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍
Exploit Delay Time: 🔍

Upgrade: SaltStack Salt 2019.2.4/3000.2

Timelineinfo

04/08/2020 🔍
04/30/2020 +22 days 🔍
05/01/2020 +1 days 🔍
05/03/2020 +2 days 🔍
02/05/2025 +1739 days 🔍

Sourcesinfo

Advisory: 157560
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2020-11652 (🔍)
GCVE (CVE): GCVE-0-2020-11652
GCVE (VulDB): GCVE-100-154645
scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 05/01/2020 09:04
Updated: 02/05/2025 05:15
Changes: 05/01/2020 09:04 (38), 05/05/2020 10:14 (20), 10/14/2020 16:50 (1), 04/20/2024 19:20 (28), 06/04/2024 19:30 (1), 06/04/2024 19:38 (1), 09/09/2024 22:29 (2), 10/09/2024 07:06 (1), 02/05/2025 05:15 (14)
Complete: 🔍
Committer: HannahWolfe
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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