CVE-2023-43138
HIGH
8.8
CVSS Score
Published: September 20, 2023 at 12:00 AM UTC
Updated: June 17, 2026 at 06:25 AM UTC
3 products affected across 1 vendorTl ER5120G FirmwareTl-Er5120GLink Tl ER5120G
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Severity
HIGH8.8
Exploit prediction
EPSS 2%
SSVC
PoC
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
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Tl-Er5120G· TP-Linkdevice
80%All versions
Remediation
No guide yetNo remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.
References (1)
ExploitThird Party Advisory
Source: [email protected]
https://github.com/7R4C4R/CVE/blob/main/TPLINK-TL-ER5120G/command%20injection/02/command%20injection02.mdSSVC — Action Prioritization
SSVCPoCNot automatableTotal impact
SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.
CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-77
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