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01 Record

CVE-2018-11546

md4c 0.2.5 has a heap-based buffer over-read because md_is_named_entity_contents has an off-by-one error.

UnratedPUBLISHEDCNA: mitre
CNA base scoreUnratedNo CNA CVSS vector

02 Description

md4c 0.2.5 has a heap-based buffer over-read because md_is_named_entity_contents has an off-by-one error.

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
1.60% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 75.6% of scored records. A rank, not a probability.
NVD base score
9.8 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2018-05-29 21:00Z8 YR AGO
Last updated
2024-09-16 23:52Z2 YR AGO
Reserved
2018-05-29
Assigning CNA
mitre
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
Data version
5.1
Document digest
306f4cee0f033acd10549965f9005bf1f802fb8fcd58fb8968ed6155d4c8d918

05 Affected products

VendorProductVersionsPlatforms
md4c_projectmd4cNot specified—

06 References