Cisco · Secure Email Gateway
CVE-2026-76519
Cisco Secure Email Gateway Arbitrary File Write Vulnerability
چیست
A vulnerability in the Advanced Malware Protection (AMP) feature of Cisco Secure Email Gateway could allow an unauthenticated, remote attacker to write arbitrary files on the underlying operating system.
This vulnerability is due to improper handling of email attachments when the file reputation service is enabled. An attacker could exploit this vulnerability by sending an email that contains a crafted attachment through an affected device. A successful exploit could allow the attacker to write arbitrary files and execute commands with root privileges on the underlying operating system.
CISA: Cisco Secure Email Gateway contains a relative path traversal vulnerability that could allow an unauthenticated, remote attacker to write arbitrary files on the underlying operating system.
چه باید کرد
Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.
مهلت برای نهادهای فدرال آمریکا: ۱۷ اکتبر ۲۰۲۶
آسیب‌پذیری‌های دیگر Cisco که مورد سوءاستفاده‌اند
| افزوده‌شده | آسیب‌پذیری | محصول | شدت | احتمال حمله |
|---|---|---|---|---|
| ۱۴ سپتامبر ۲۰۲۶ | SQL Injection | Secure Email Gateway | بحرانی ۹٫۸ | ۳۰% |
| ۳۰ سپتامبر ۲۰۲۶ | Hex Encoding | Catalyst SD-WAN Manager | بحرانی ۹٫۸ | ۳۹% |
| ۱۶ سپتامبر ۲۰۲۶ | Incorrect Use of Privileged APIs | Identity Services Engine | بحرانی ۱۰٫۰ | ۷۶% |
| ۹ سپتامبر ۲۰۲۶ | Firewall Management Center Authentication Bypass Using an Alternate Path or Channel | Secure Firewall Management Center (FMC) and Security Cloud Control (SCC) Firewall Management | بحرانی ۱۰٫۰ | ۸۸% |
| ۱۱ اوت ۲۰۲۶ | Secure Firewall Adaptive Security Appliance (ASA) and Secure Firewall Threat Defense (FTD) Heap Inspection | Secure Firewall Adaptive Security Appliance (ASA) and Secure Firewall Threat Defense (FTD) | بالا ۸٫۶ | ۱٫۰% |
| ۲۹ ژوئیه ۲۰۲۶ | Secure Firewall Management Center Use of Hard-coded Password | Secure Firewall Management Center (FMC) | متوسط ۵٫۳ | ۳۵% |
| ۱۳ ژوئیه ۲۰۲۶ | Cross-Site Request Forgery | IOS | بالا ۸٫۱ | ۳۴% |
| ۲۵ ژوئن ۲۰۲۶ | Server-Side Request Forgery (SSRF) | Unified Communications Manager | بالا ۸٫۶ | ۸۸% |
منابع: Known Exploited Vulnerabilities (CISA، مالکیت عمومی)، CVE records (cve.org) و EPSS (FIRST). احتمال حمله برآورد EPSS از این است که کسی در ۳۰ روز آینده برای سوءاستفاده از این آسیب‌پذیری تلاش کند.