Paper/Archive/CVE-2023-4613

CVE-2023-4613

LG Electronics LG-LED Assistant — Upload Directory Path Traversal Allows Unauthenticated Arbitrary File Read Vulnerability

EPSS 3%CVSS 9.8

critical.is priorityof 100

CVSS 9.8 (CNA, NVD agree)9.8 / 10 × 3029.4 Not in CISA KEV+300.0 EPSS percentile 85.0.850 × 2017.0 No public exploit+100.0 SSVC exploitation: none+100.0

Description · from the CVE record

This vulnerability allows remote attackers to execute arbitrary code on affected installations of LG LED Assistant. Authentication is not required to exploit this vulnerability. The specific flaw exists within the /api/settings/upload endpoint. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to execute code in the context of the current user.

Affected

ProductAffectedFixed inSource

LG-LED Assistant2.1.45–CNA

Scores by source

LGE (CNA)9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total

References

advisorylgsecurity.lge.com/bulletins/idproducts#updateDetails writeupzerodayinitiative.com/advisories/ZDI-23-1221