What is the CVSS score of CVE-2022-42159?

CVE-2022-42159 has a CVSS 3.1 base score of 4.3 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N. EPSS exploitation probability: 0.6%.

Is there a public PoC exploit available for CVE-2022-42159?

Yes, a public proof-of-concept exploit is available for CVE-2022-42159. Prioritise patching immediately. EPSS: 0.6%.

Covr 1203 Firmware CVE-2022-42159

MEDIUM

Incorrect Usage of Seeds in Pseudo-Random Number Generator (PRNG) (CWE-335)

2022-10-13 cve@mitre.org

D-Link Information Disclosure Covr 1203 Firmware Covr 1202 Firmware Covr 1200 Firmware

4.3

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

4.3 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

None

Lifecycle Timeline

CVE Published

Oct 13, 2022 - 19:15 nvd

MEDIUM 4.3

DescriptionNVD

D-Link COVR 1200,1202,1203 v1.08 was discovered to have a predictable seed in a Pseudo-Random Number Generator.

AnalysisAI

D-Link COVR 1200,1202,1203 v1.08 was discovered to have a predictable seed in a Pseudo-Random Number Generator. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-335. D-Link COVR 1200,1202,1203 v1.08 was discovered to have a predictable seed in a Pseudo-Random Number Generator. Affected products include: Dlink Covr 1203 Firmware, Dlink Covr 1202 Firmware, Dlink Covr 1200 Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.