CVE-2023-0353
Published: March 13, 2023· Updated: Jun 17, 2026
Official Description
Akuvox E11 uses a weak encryption algorithm for stored passwords and uses a hard-coded password for decryption which could allow the encrypted passwords to be decrypted from the configuration file.
Risk Analysis
Akuvox E11 uses weak encryption and a hard-coded key for password storage, allowing attackers to decrypt sensitive configuration data. This critical vulnerability has a CVSS score of 9.8, posing a severe risk to system credentials.
No public exploit is known, and it is not in the KEV catalog. The flaw is remotely exploitable with low attack complexity.
Apply available firmware updates from Akuvox and ensure the device is isolated from untrusted networks.
Technical Analysis
CVE-2023-0353 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
Official Patches & Advisories
All References (2)
Quick Facts
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2023-0353 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts