Ghost up to 5.42.0 path traversal

CVSS Meta Temp Score
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CTI Interest Score
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5.8$0-$5k0.00

A vulnerability, which was classified as critical, was found in Ghost up to 5.42.0. This affects an unknown part. The manipulation with an unknown input leads to a path traversal vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality. The summary by CVE is:

Ghost before 5.42.1 allows remote attackers to read arbitrary files within the active theme's folder via /assets/built%2F..%2F..%2F/ directory traversal. This occurs in frontend/web/middleware/static-theme.js.

The weakness was presented 05/05/2023 as 378dd913aa8d0fd0da29b0ffced8884579598b0f. It is possible to read the advisory at github.com. This vulnerability is uniquely identified as CVE-2023-32235. 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.

Upgrading to version 5.42.1 eliminates this vulnerability. The upgrade is hosted for download at github.com. Applying the patch 378dd913aa8d0fd0da29b0ffced8884579598b0f is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

Productinfo

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔒
VulDB CVSS-BT Score: 🔒
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.8

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔒

CVSSv2info

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

Exploitinginfo

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

Local: No
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: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Ghost 5.42.1
Patch: 378dd913aa8d0fd0da29b0ffced8884579598b0f

Timelineinfo

05/05/2023 Advisory disclosed
05/05/2023 +0 days CVE reserved
05/05/2023 +0 days VulDB entry created
05/28/2023 +23 days VulDB entry last update

Sourcesinfo

Advisory: 378dd913aa8d0fd0da29b0ffced8884579598b0f
Status: Confirmed

CVE: CVE-2023-32235 (🔒)

Entryinfo

Created: 05/05/2023 07:51
Updated: 05/28/2023 08:36
Changes: 05/05/2023 07:51 (41), 05/28/2023 08:31 (1), 05/28/2023 08:36 (11)
Complete: 🔍

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