PT-2023-6746 · Fortinet · Fortiweb

CVE-2023-23781 · Publicado 2023-02-16 · Atualizado 2023-02-28

Positive Technologies (AI Summary)

CVSS v2.0

9.0

Alta

Vetor base

AV:N/AC:L/Au:S/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions FortiWeb versions 7.0.1 and below FortiWeb versions 6.4 and all versions below 6.3.19

Description The issue is caused by a stack-based buffer overflow. It may allow a remote attacker to execute arbitrary code using specially crafted XML files. The vulnerability can be exploited by an authenticated attacker in the SAML server configuration.

Recommendations For FortiWeb versions 7.0.1 and below, update to a version above 7.0.1 to resolve the issue. For FortiWeb versions 6.4 and all versions below 6.3.19, update to a version above 6.3.19 to resolve the issue. As a temporary workaround, consider restricting access to the SAML server configuration to minimize the risk of exploitation. Avoid using specifically crafted XML files in the affected configuration until the issue is resolved.

Correção

Stack Overflow

Memory Corruption

Enumeração de Fraquezas

CWE-121

CWE-787

Identificadores relacionados

BDU:2023-07533

CVE-2023-23781

Produtos afetados

Fortiweb

Referências · 5

• https://fortiguard.com/psirt/FG-IR-22-151 · Aviso do Fabricante
• https://osv.dev/vulnerability/CVE-2023-23781 · Aviso do Fabricante
• https://nvd.nist.gov/vuln/detail/CVE-2023-23781 · Nota de Segurança
• https://bdu.fstec.ru/vul/2023-07533 · Nota de Segurança
• https://t.me/cvenotify/44970 · Publicação no Telegram