What is the CVSS score of CVE-2023-33626?

CVE-2023-33626 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 1.5%.

Is there a public PoC exploit available for CVE-2023-33626?

Yes, a public proof-of-concept exploit is available for CVE-2023-33626. Prioritise patching immediately. EPSS: 1.5%.

Dir 600 Firmware CVE-2023-33626

CRITICAL

Out-of-bounds Write (CWE-787)

2023-06-12 cve@mitre.org

Memory Corruption Buffer Overflow D-Link Dir 600 Firmware

9.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.8 CRITICAL

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

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:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Jun 12, 2023 - 20:15 nvd

CRITICAL 9.8

DescriptionNVD

D-Link DIR-600 Hardware Version B5, Firmware Version 2.18 was discovered to contain a stack overflow via the gena.cgi binary.

AnalysisAI

D-Link DIR-600 Hardware Version B5, Firmware Version 2.18 was discovered to contain a stack overflow via the gena.cgi binary. Rated critical severity (CVSS 9.8), 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 Out-of-bounds Write (CWE-787), which allows attackers to write data beyond allocated buffer boundaries leading to code execution or crashes. D-Link DIR-600 Hardware Version B5, Firmware Version 2.18 was discovered to contain a stack overflow via the gena.cgi binary. Affected products include: Dlink Dir-600 Firmware. Version information: Version 2.18.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate write boundaries, use memory-safe languages, enable compiler protections (ASLR, stack canaries).