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01 Record

CVE-2020-15104

TLS Validation Vulnerability in Envoy

MediumPUBLISHEDCNA: GitHub_M
CNA base score4.6 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N

02 Description

TLS Validation Vulnerability in Envoy

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
0.25% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 16.4% of scored records. A rank, not a probability.
NVD base score
5.4 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
Moderate. Red Hat's rating for its own products, not a CVSS rating.

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
2020-07-14 22:05Z6 YR AGO
Last updated
2024-08-04 13:08Z2 YR AGO
Reserved
2020-06-25
Assigning CNA
GitHub_M
Record state
PUBLISHED
Severity
Medium (CVSS 4.6)
CNA CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N
Weaknesses
  • CWE-346Origin Validation ErrorClass
  • CWE-297Improper Validation of Certificate with Host MismatchVariant
Data version
5.1
Document digest
1a7da20f07cacb2350c77490590d803a216ddf3cdc94cdeab35c477071f1b266

05 Affected products

VendorProductVersionsPlatforms
envoyproxyenvoy< 1.12.6, >= 1.13.0, < 1.13.4, >= 1.14.0, < 1.14.4—

06 References