What is the CVSS score of CVE-2023-22956?

CVE-2023-22956 has a CVSS 3.1 base score of 7.5 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N. EPSS exploitation probability: 1.1%.

Is there a public PoC exploit available for CVE-2023-22956?

Yes, a public proof-of-concept exploit is available for CVE-2023-22956. Prioritise patching immediately. EPSS: 1.1%.

C470Hd Firmware CVE-2023-22956

HIGH

Use of Hard-coded Credentials (CWE-798)

2023-08-11 cve@mitre.org

Authentication Bypass C470Hd Firmware C455Hd Firmware C435Hd Firmware 445Hd Firmware 405Hd Firmware C450Hd Firmware

7.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.5 HIGH

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Lifecycle Timeline

CVE Published

Aug 11, 2023 - 20:15 nvd

HIGH 7.5

DescriptionNVD

An issue was discovered on AudioCodes VoIP desk phones through 3.4.4.1000. Due to the use of a hard-coded cryptographic key, an attacker is able to decrypt encrypted configuration files and retrieve sensitive information.

AnalysisAI

An issue was discovered on AudioCodes VoIP desk phones through 3.4.4.1000. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Use of Hard-coded Credentials (CWE-798), which allows attackers to gain access using credentials embedded in source code. An issue was discovered on AudioCodes VoIP desk phones through 3.4.4.1000. Due to the use of a hard-coded cryptographic key, an attacker is able to decrypt encrypted configuration files and retrieve sensitive information. Affected products include: Audiocodes C470Hd Firmware, Audiocodes C455Hd Firmware, Audiocodes C435Hd Firmware, Audiocodes 445Hd Firmware, Audiocodes 405Hd Firmware. Version information: through 3.4.4.1000..

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Remove hard-coded credentials, use environment variables or secrets management, rotate exposed credentials immediately.