PT-2018-1287 · Igor Pavlov · 7-Zip
CVE-2018-10172
·
Publicado
2018-04-02
·
Atualizado
2024-08-05
CVSS v3.1
8.8
Alta
| Vetor | AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H |
Name of the Vulnerable Software and Affected Versions
7-Zip versions prior to 18.02
Description
The issue is related to the implementation of the "Large memory pages" option in 7-Zip, which uses the LsaAddAccountRights function to add the SeLockMemoryPrivilege privilege to the user's account. This can potentially allow attackers to bypass intended access restrictions by utilizing this privilege in a sandboxed process. The exploitation of this issue may enable an attacker to circumvent existing access limitations using the SeLockMemoryPrivilege privilege.
Recommendations
For 7-Zip versions prior to 18.02, consider disabling the "Large memory pages" option as a temporary workaround to minimize the risk of exploitation. Restrict access to the LsaAddAccountRights function to prevent potential misuse of the SeLockMemoryPrivilege privilege.
Exploit
Correção
Improper Privilege Management
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Identificadores relacionados
Produtos afetados
7-Zip