What is the CVSS score of CVE-2019-16166?

CVE-2019-16166 has a CVSS 3.1 base score of 6.5 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H. EPSS exploitation probability: 1.1%.

Cflow CVE-2019-16166

MEDIUM

Out-of-bounds Read (CWE-125)

2019-09-09 cve@mitre.org

Buffer Overflow Information Disclosure Cflow

6.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

6.5 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Lifecycle Timeline

CVE Published

Sep 09, 2019 - 17:15 nvd

MEDIUM 6.5

DescriptionNVD

GNU cflow through 1.6 has a heap-based buffer over-read in the nexttoken function in parser.c.

AnalysisAI

GNU cflow through 1.6 has a heap-based buffer over-read in the nexttoken function in parser.c. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Out-of-bounds Read (CWE-125), which allows attackers to read data from memory outside the intended buffer boundaries. GNU cflow through 1.6 has a heap-based buffer over-read in the nexttoken function in parser.c. Affected products include: Gnu Cflow. Version information: through 1.6.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate array indices and buffer lengths. Use memory-safe languages. Enable AddressSanitizer during testing.