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CVE-2023-43138

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2023-09-20 · updated 2026-06-17
• Weakness: CWE-77

Description

TPLINK TL-ER5120G 4.0 2.0.0 Build 210817 Rel.80868n has a command injection vulnerability, when an attacker adds NAPT rules after authentication, and the rule name has an injection point.

Affected products

• TP-Link Tl-Er5120G Firmware: 2.0.0-build_210817

References

• https://github.com/7R4C4R/CVE/blob/main/TPLINK-TL-ER5120G/command%20injection/02/command%20injection02.md
• https://github.com/7R4C4R/CVE/blob/main/TPLINK-TL-ER5120G/command%20injection/02/command%20injection02.md

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