How severe is CVE-2020-23583?

CVE-2020-23583 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-23583 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-23583?

CVE-2020-23583 affects Optilinknetwork Op-xt71000n Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-23583?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2020-23583 published?

CVE-2020-23583 was published on 2022-11-23 and last updated on 2026-06-17.

CVE-2020-23583

CVE-2020-23583 is a critical-severity vulnerability in Optilinknetwork Op-xt71000n Firmware with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-77.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 2% (79th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-77
Affected product: Optilinknetwork Op-xt71000n Firmware
Published: 2022-11-23
Last modified: 2026-06-17

Description

OPTILINK OP-XT71000N V2.2 is vulnerable to Remote Code Execution. The issue occurs when the attacker sends an arbitrary code on "/diag_ping_admin.asp" to "PingTest" interface that leads to COMMAND EXECUTION. An attacker can successfully trigger the COMMAND and can compromise full system.

Frequently asked questions

What is CVE-2020-23583?: OPTILINK OP-XT71000N V2.2 is vulnerable to Remote Code Execution. The issue occurs when the attacker sends an arbitrary code on "/diag_ping_admin.asp" to "PingTest" interface that leads to COMMAND EXECUTION. An attacker can successfully trigger the COMMAND and can compromise full system.
How severe is CVE-2020-23583?: CVE-2020-23583 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-23583 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-23583?: CVE-2020-23583 affects Optilinknetwork Op-xt71000n Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-23583?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2020-23583 published?: CVE-2020-23583 was published on 2022-11-23 and last updated on 2026-06-17.

References

https://github.com/huzaifahussain98/CVE-2020-23583

Affected products (1)

cpe:2.3:o:optilinknetwork:op-xt71000n_firmware:3.3.1-191028:*:*:*:*:*:*:*

More vulnerabilities in Optilinknetwork Op-xt71000n Firmware

CVE-2020-23591 — Critical (CVSS 9.8): A vulnerability in OPTILINK OP-XT71000N Hardware Version: V2.2 , Firmware Version: OP_V3.3.1-191028 allows an attacker…
CVE-2020-23584 — Critical (CVSS 9.8): Unauthenticated remote code execution in OPTILINK OP-XT71000N, Hardware Version: V2.2 occurs when the attacker passes…
CVE-2020-23592 — High (CVSS 8.8): A vulnerability in OPTILINK OP-XT71000N Hardware Version: V2.2 , Firmware Version: OP_V3.3.1-191028 allows an…
CVE-2020-23585 — High (CVSS 8.8): A remote attacker can conduct a cross-site request forgery (CSRF) attack on OPTILINK OP-XT71000N Hardware Version: V2.2…
CVE-2020-23590 — Medium (CVSS 6.5): A vulnerability in Optilink OP-XT71000N Hardware version: V2.2 , Firmware Version: OP_V3.3.1-191028 allows an…
CVE-2020-23589 — Medium (CVSS 6.5): A vulnerability in OPTILINK OP-XT71000N Hardware Version: V2.2 , Firmware Version: OP_V3.3.1-191028 allows an…

All CVEs affecting Optilinknetwork Op-xt71000n Firmware →

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