How severe is CVE-2023-0344?

CVE-2023-0344 has a CVSS 3.x base score of 9.1, 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 none.

Is CVE-2023-0344 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-0344?

CVE-2023-0344 affects Akuvox E11 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-0344?

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-2023-0344 published?

CVE-2023-0344 was published on 2023-03-31 and last updated on 2026-06-17.

CVE-2023-0344

CVE-2023-0344 is a critical-severity vulnerability in Akuvox E11 Firmware with a CVSS 3.x base score of 9.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Critical (CVSS 3.x base score 9.1)
EPSS exploit prediction: 1% (43rd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Akuvox E11 Firmware
Published: 2023-03-31
Last modified: 2026-06-17

Description

Akuvox E11 appears to be using a custom version of dropbear SSH server. This server allows an insecure option that by default is not in the official dropbear SSH server.

Frequently asked questions

What is CVE-2023-0344?: Akuvox E11 appears to be using a custom version of dropbear SSH server. This server allows an insecure option that by default is not in the official dropbear SSH server.
How severe is CVE-2023-0344?: CVE-2023-0344 has a CVSS 3.x base score of 9.1, 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 none.
Is CVE-2023-0344 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-0344?: CVE-2023-0344 affects Akuvox E11 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-0344?: 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-2023-0344 published?: CVE-2023-0344 was published on 2023-03-31 and last updated on 2026-06-17.

References

https://www.cisa.gov/news-events/ics-advisories/icsa-23-068-01

Affected products (1)

cpe:2.3:o:akuvox:e11_firmware:-:*:*:*:*:*:*:*

More vulnerabilities in Akuvox E11 Firmware

CVE-2023-0345 — Critical (CVSS 9.8): The Akuvox E11 secure shell (SSH) server is enabled by default and can be accessed by the root user. This password…
CVE-2023-0354 — Critical (CVSS 9.1): The Akuvox E11 web server can be accessed without any user authentication, and this could allow an attacker to access…
CVE-2023-0352 — Critical (CVSS 9.1): The Akuvox E11 password recovery webpage can be accessed without authentication, and an attacker could download the…
CVE-2023-0351 — High (CVSS 8.8): The Akuvox E11 web server backend library allows command injection in the device phone-book contacts functionality.…
CVE-2023-0349 — High (CVSS 7.5): The Akuvox E11 libvoice library provides unauthenticated access to the camera capture for image and video. This could…
CVE-2023-0348 — High (CVSS 7.5): Akuvox E11 allows direct SIP calls. No access control is enforced by the SIP servers, which could allow an attacker to…

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