Halo CMS up to 1.1.3 Backup File path traversal

CVSS Meta Temp Score
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CTI Interest Score
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6.5$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Halo CMS up to 1.1.3. This affects an unknown function of the component Backup File Handler. This manipulation causes path traversal. This vulnerability is registered as CVE-2020-21527. No exploit is available.

Detailsinfo

A vulnerability was found in Halo CMS up to 1.1.3 (Content Management System). It has been declared as critical. Affected by this vulnerability is some unknown functionality of the component Backup File Handler. The manipulation with an unknown input leads to a path traversal 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:

There is an Arbitrary file deletion vulnerability in halo v1.1.3. A backup function in the background allows a user, when deleting their backup files, to delete any files on the system through directory traversal.

The weakness was published 09/30/2020. This vulnerability is known as CVE-2020-21527 since 08/13/2020. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1006 according to MITRE ATT&CK.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Similar entries are available at VDB-162116, VDB-162114, VDB-162113 and VDB-162112. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.5

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.7
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

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

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/13/2020 🔍
09/30/2020 +48 days 🔍
10/01/2020 +1 days 🔍
11/15/2020 +45 days 🔍

Sourcesinfo

Status: Not defined

CVE: CVE-2020-21527 (🔍)
GCVE (CVE): GCVE-0-2020-21527
GCVE (VulDB): GCVE-100-162115
See also: 🔍

Entryinfo

Created: 10/01/2020 09:47
Updated: 11/15/2020 08:18
Changes: 10/01/2020 09:47 (35), 10/01/2020 09:52 (4), 11/14/2020 09:32 (5), 11/15/2020 08:18 (14)
Complete: 🔍
Cache ID: 216::103

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