Plattform
other
Komponente
allegra
Behoben in
8.1.2
CVE-2025-3486 describes a Remote Code Execution (RCE) vulnerability within Allegra, a software product. This flaw allows authenticated attackers to execute arbitrary code on vulnerable systems. The vulnerability impacts Allegra versions 8.1.1.49 through 8.1.1.49, and a fix is available in version 8.1.2.
Successful exploitation of CVE-2025-3486 allows an attacker to execute arbitrary code on the affected Allegra installation. Given that the vulnerability requires authentication, an attacker would need valid credentials to exploit it. The code execution occurs within the context of the LOCAL SERVICE account, which could grant the attacker access to sensitive data and system resources. The potential impact includes data breaches, system compromise, and potentially lateral movement within the network if the LOCAL SERVICE account has elevated privileges. This vulnerability shares similarities with other directory traversal vulnerabilities where attackers can manipulate file paths to gain unauthorized access.
CVE-2025-3486 was publicly disclosed on 2025-05-22. It is associated with ZDI-CAN-25730. The vulnerability's exploitation probability is currently assessed as medium, given the requirement for authentication and the lack of widespread public exploits. It is not currently listed on the CISA KEV catalog. Public proof-of-concept (POC) code is not yet available, but the vulnerability's nature suggests that a POC is likely to be developed.
Organizations utilizing Allegra 8.1.1.49, particularly those with limited access controls or those processing user-supplied ZIP files, are at increased risk. Shared hosting environments where multiple users share the same Allegra instance are also particularly vulnerable.
disclosure
Exploit-Status
EPSS
1.53% (81% Perzentil)
CISA SSVC
CVSS-Vektor
The primary mitigation for CVE-2025-3486 is to upgrade Allegra to version 8.1.2 or later, which contains the fix for this vulnerability. If upgrading immediately is not feasible, consider implementing stricter access controls to limit who can authenticate to the Allegra system. Review and restrict file access permissions to minimize the potential impact of a successful exploit. While a WAF or proxy cannot directly prevent this vulnerability, it can be configured to monitor for suspicious patterns related to directory traversal attempts. There are no specific Sigma or YARA rules readily available for this particular vulnerability, but monitoring for unusual file access patterns within the Allegra installation directory is recommended. After upgrading, confirm the fix by attempting to trigger the vulnerable isZipEntryValide method with a malicious path – it should now be properly validated and rejected.
Actualice Allegra a la versión 8.1.2 o superior. Esta versión corrige la vulnerabilidad de recorrido de directorios. La actualización mitigará el riesgo de ejecución remota de código.
Schwachstellenanalysen und kritische Warnungen direkt in deinen Posteingang.
CVE-2025-3486 is a Remote Code Execution vulnerability in Allegra versions 8.1.1.49 through 8.1.1.49, allowing authenticated attackers to execute arbitrary code due to insufficient path validation.
If you are running Allegra version 8.1.1.49, you are potentially affected by this vulnerability. Upgrade to version 8.1.2 or later to mitigate the risk.
The recommended fix is to upgrade Allegra to version 8.1.2 or later. If an upgrade is not immediately possible, implement stricter access controls and review file upload processes.
As of the current disclosure date, there are no confirmed reports of active exploitation, but the vulnerability's nature suggests potential for exploitation.
Refer to the Allegra vendor advisory for the most up-to-date information and official guidance regarding CVE-2025-3486.
Lade deine Abhängigkeitsdatei hoch und erfahre sofort, ob dich diese und andere CVEs treffen.