Plattform
windows
Komponente
lg-simple-editor
Behoben in
3.21.1
CVE-2023-40499 is a directory traversal vulnerability discovered in LG Simple Editor. This flaw allows unauthenticated remote attackers to delete arbitrary files on affected systems, potentially leading to significant data loss and system instability. The vulnerability impacts versions 3.21.0 and earlier. A fix is pending from LG.
The impact of CVE-2023-40499 is significant due to the ability of an attacker to delete arbitrary files with SYSTEM privileges. This could allow an attacker to completely disable the system, delete critical configuration files, or even escalate privileges to gain full control. The lack of authentication required to exploit the vulnerability further increases the risk, as any remote user could potentially trigger the file deletion. This vulnerability shares similarities with other directory traversal exploits where improper input validation leads to unauthorized file access and manipulation.
CVE-2023-40499 was publicly disclosed on May 3, 2024. The vulnerability was initially reported as ZDI-CAN-19926. Public proof-of-concept exploits are likely to emerge given the ease of exploitation and the lack of authentication requirements. The EPSS score is likely to be medium or high due to the ease of exploitation and potential for significant impact.
Organizations utilizing LG Simple Editor, particularly those with older versions (3.21.0 and prior), are at risk. Environments where LG Simple Editor is deployed with elevated privileges or exposed to untrusted networks are especially vulnerable. Shared hosting environments where multiple users share the same server instance could also be affected, potentially allowing one user to compromise the entire system.
• windows / supply-chain:
Get-Process -Name "LGSimpleEditor"
Get-WinEvent -LogName Application -Filter "EventID = 4625" -MaxEvents 10 | Select-String -Pattern "C:\\LG\\SimpleEditor\\"• linux / server: null • wordpress / composer / npm: null • database (mysql, redis, mongodb, postgresql): null • generic web: null
disclosure
Exploit-Status
EPSS
1.88% (83% Perzentil)
CISA SSVC
CVSS-Vektor
While a patched version of LG Simple Editor is the recommended solution, immediate mitigation steps can be taken. Restrict network access to the LG Simple Editor installation to only trusted sources. Implement strict file system permissions to limit the impact of potential file deletions. Consider using a Web Application Firewall (WAF) to filter out malicious requests targeting the mkdir command. Monitor system logs for suspicious file deletion activity. After applying any mitigation steps, verify their effectiveness by attempting to trigger the vulnerability with a controlled test.
Actualizar a una versión parcheada del LG Simple Editor. Si no hay una versión parcheada disponible, considere desinstalar el software o evitar su uso hasta que se publique una actualización.
Schwachstellenanalysen und kritische Warnungen direkt in deinen Posteingang.
CVE-2023-40499 is a directory traversal vulnerability in LG Simple Editor versions 3.21.0 and earlier, allowing attackers to delete arbitrary files.
You are affected if you are using LG Simple Editor version 3.21.0 or earlier. Check your version and upgrade as soon as a patch is available.
Upgrade to a patched version of LG Simple Editor as soon as it is released. Until then, implement strict file access controls and consider using a WAF.
While active exploitation has not been widely confirmed, the vulnerability's nature suggests a low barrier to exploitation, and it is likely to be targeted.
Refer to the LG security advisory page for updates and the latest information regarding CVE-2023-40499.
Lade deine Abhängigkeitsdatei hoch und erfahre sofort, ob dich diese und andere CVEs treffen.