How severe is CVE-2023-39367?

CVE-2023-39367 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-39367 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 38% (98th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-39367?

CVE-2023-39367 affects Peplink Smart Reader Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-39367?

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.

Does CVE-2023-39367 have an EU (EUVD) identifier?

Yes. CVE-2023-39367 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-43092.

When was CVE-2023-39367 published?

CVE-2023-39367 was published on 2024-04-17 and last updated on 2026-06-17.

CVE-2023-39367

CVE-2023-39367 is a critical-severity vulnerability in Peplink Smart Reader Firmware with a CVSS 3.x base score of 9.1. Its EPSS exploit-prediction score of 38% places it in the 98th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-78.

Key facts

Severity: Critical (CVSS 3.x base score 9.1)
EPSS exploit prediction: 38% (98th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-43092
Weakness: CWE-78
Affected product: Peplink Smart Reader Firmware
Published: 2024-04-17
Last modified: 2026-06-17

Description

An OS command injection vulnerability exists in the web interface mac2name functionality of Peplink Smart Reader v1.2.0 (in QEMU). A specially crafted HTTP request can lead to arbitrary command execution. An attacker can make an authenticated HTTP request to trigger this vulnerability.

Frequently asked questions

What is CVE-2023-39367?: An OS command injection vulnerability exists in the web interface mac2name functionality of Peplink Smart Reader v1.2.0 (in QEMU). A specially crafted HTTP request can lead to arbitrary command execution. An attacker can make an authenticated HTTP request to trigger this vulnerability.
How severe is CVE-2023-39367?: CVE-2023-39367 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-39367 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 38% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-39367?: CVE-2023-39367 affects Peplink Smart Reader Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-39367?: 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.
Does CVE-2023-39367 have an EU (EUVD) identifier?: Yes. CVE-2023-39367 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-43092.
When was CVE-2023-39367 published?: CVE-2023-39367 was published on 2024-04-17 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:peplink:smart_reader_firmware:1.2.0:*:*:*:*:*:*:*

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