What’s Vulnerable › Vulnerabilities

CVE-2019-7384

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.5% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2019-03-21 · updated 2026-06-17
• Weakness: CWE-78

Description

An authenticated shell command injection issue has been discovered in Raisecom ISCOM HT803G-U, HT803G-W, HT803G-1GE, and HT803G GPON products with the firmware version ISCOMHT803G-U_2.0.0_140521_R4.1.47.002 or below. The value of the fmgpon_loid parameter is used in a system call inside the boa binary. Because there is no user input validation, this leads to authenticated code execution on the device.

Affected products

• Raisecom Iscom Ht803G-1Ge Firmware: before iscomht803g-u_2.0.0_140521_r4.1.47.002 — fixed in iscomht803g-u_2.0.0_140521_r4.1.47.002
• Raisecom Iscom Ht803G-U Firmware: through iscomht803g-u_2.0.0_140521_r4.1.47.002
• Raisecom Iscom Ht803G-W Firmware: before iscomht803g-u_2.0.0_140521_r4.1.47.002 — fixed in iscomht803g-u_2.0.0_140521_r4.1.47.002
• Raisecom Iscom Ht803G Gpon Firmware: before iscomht803g-u_2.0.0_140521_r4.1.47.002 — fixed in iscomht803g-u_2.0.0_140521_r4.1.47.002

How to fix

Upgrade to a fixed version: Raisecom Iscom Ht803G-1Ge Firmware iscomht803g-u_2.0.0_140521_r4.1.47.002; Raisecom Iscom Ht803G-W Firmware iscomht803g-u_2.0.0_140521_r4.1.47.002; Raisecom Iscom Ht803G Gpon Firmware iscomht803g-u_2.0.0_140521_r4.1.47.002. Check the vendor advisory for mitigations.

References

• http://packetstormsecurity.com/files/151649/Raisecom-Technology-GPON-ONU-HT803G-07-Command-Injection.html
• http://seclists.org/fulldisclosure/2019/Feb/33
• http://www.securityfocus.com/bid/107033
• https://s3curityb3ast.github.io/KSA-Dev-005.md
• https://www.breakthesec.com/2019/02/cve-2019-7384-authenticated-remote-code.html
• http://packetstormsecurity.com/files/151649/Raisecom-Technology-GPON-ONU-HT803G-07-Command-Injection.html
• http://seclists.org/fulldisclosure/2019/Feb/33
• http://www.securityfocus.com/bid/107033
• https://s3curityb3ast.github.io/KSA-Dev-005.md
• https://www.breakthesec.com/2019/02/cve-2019-7384-authenticated-remote-code.html

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