by Kastro
Paper/Archive/CVE-2023-40492

CVE-2023-40492

LG Simple Editor — LG Simple Editor deleteCheckSession Directory Traversal Arbitrary File Deletion Vulnerability

EPSS 82%CVSS 9.1
critical.is priorityof 100
47
CVSS 9.1 (NVD)9.1 / 10 × 3027.3Not in CISA KEV+300.0EPSS percentile 99.7.997 × 2019.9No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

LG Simple Editor deleteCheckSession Directory Traversal Arbitrary File Deletion Vulnerability. This vulnerability allows remote attackers to delete arbitrary files on affected installations of LG Simple Editor. Authentication is not required to exploit this vulnerability. The specific flaw exists within the deleteCheckSession method. 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 delete files in the context of SYSTEM. . Was ZDI-CAN-19919.

Affected

ProductAffectedFixed inSource
Simple EditorLG Simple Editor 3.21.0–CNA
simple_editorall versions–CISA-ADP

Scores by source

NVD9.1CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
zdi (CNA)8.2CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: partial

References

refzerodayinitiative.com/advisories/ZDI-23-1198