What is the CVSS score of CVE-2019-11400?

CVE-2019-11400 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: 16.6%.

Tew 651Br Firmware CVE-2019-11400

CRITICAL

Buffer Overflow (CWE-119)

2019-12-18 cve@mitre.org

Buffer Overflow Tew 651Br Firmware Tew 652Brp Firmware Tew 652Bru 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

Dec 18, 2019 - 15:15 nvd

CRITICAL 9.8

DescriptionNVD

An issue was discovered on TRENDnet TEW-651BR 2.04B1, TEW-652BRP 3.04b01, and TEW-652BRU 1.00b12 devices. A buffer overflow occurs through the get_set.ccp ccp_act parameter.

AnalysisAI

An issue was discovered on TRENDnet TEW-651BR 2.04B1, TEW-652BRP 3.04b01, and TEW-652BRU 1.00b12 devices. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Buffer Overflow (CWE-119), which allows attackers to corrupt memory to execute arbitrary code or crash the application. An issue was discovered on TRENDnet TEW-651BR 2.04B1, TEW-652BRP 3.04b01, and TEW-652BRU 1.00b12 devices. A buffer overflow occurs through the get_set.ccp ccp_act parameter. Affected products include: Trendnet Tew-651Br Firmware, Trendnet Tew-652Brp Firmware, Trendnet Tew-652Bru Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Use memory-safe languages or bounds-checking. Enable ASLR, DEP/NX, stack canaries. Use safe string functions.