CVE-2020-27736

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

3.57% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 88.3% of scored records. A rank, not a probability.

NVD base score

6.5 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

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

Published

2021-04-22 20:42Z5 YR AGO

Last updated

2024-08-04 16:18Z2 YR AGO

Reserved

2020-10-26

Assigning CNA

siemens

Record state

PUBLISHED

Severity

Medium (CVSS 6.5)

CNA CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:H/E:P/RL:O/RC:C

Weaknesses

• CWE-170Improper Null TerminationBase
• CWE-125Out-of-bounds ReadBase

Data version

5.1

Document digest

4cc88eeb79d0fa99e42e426fc0001f241a7b4152ad64435a3ce9508df83f40f8

• cert-portal.siemens.comhttps://cert-portal.siemens.com/productcert/pdf/ssa-705111.pdf
• cert-portal.siemens.comhttps://cert-portal.siemens.com/productcert/pdf/ssa-669158.pdf
• cert-portal.siemens.comhttps://cert-portal.siemens.com/productcert/pdf/ssa-180579.pdf