How severe is CVE-2020-23589?

CVE-2020-23589 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2020-23589 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-23589?

CVE-2020-23589 affects Optilinknetwork Op-xt71000n Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-23589?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2020-23589 published?

CVE-2020-23589 was published on 2022-11-23 and last updated on 2026-06-17.

CVE-2020-23589

CVE-2020-23589 is a medium-severity vulnerability in Optilinknetwork Op-xt71000n Firmware with a CVSS 3.x base score of 6.5. 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-352.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 0% (37th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-352
Affected product: Optilinknetwork Op-xt71000n Firmware
Published: 2022-11-23
Last modified: 2026-06-17

Description

A vulnerability in OPTILINK OP-XT71000N Hardware Version: V2.2 , Firmware Version: OP_V3.3.1-191028 allows an unauthenticated, remote attacker to conduct a cross-site request forgery (CSRF) attack to cause a Denial of Service by Rebooting the router through " /mgm_dev_reboot.asp."

Frequently asked questions

What is CVE-2020-23589?: A vulnerability in OPTILINK OP-XT71000N Hardware Version: V2.2 , Firmware Version: OP_V3.3.1-191028 allows an unauthenticated, remote attacker to conduct a cross-site request forgery (CSRF) attack to cause a Denial of Service by Rebooting the router through " /mgm_dev_reboot.asp."
How severe is CVE-2020-23589?: CVE-2020-23589 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2020-23589 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-23589?: CVE-2020-23589 affects Optilinknetwork Op-xt71000n Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-23589?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-23589 published?: CVE-2020-23589 was published on 2022-11-23 and last updated on 2026-06-17.

References

https://github.com/huzaifahussain98/CVE-2020-23589

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-2020-23583 — Critical (CVSS 9.8): OPTILINK OP-XT71000N V2.2 is vulnerable to Remote Code Execution. The issue occurs when the attacker sends an arbitrary…
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…

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