CVE-2020-13987

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

3.22% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 87.1% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

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.

Published

2020-12-11 21:37Z5 YR AGO

Last updated

2024-08-04 12:32Z2 YR AGO

Reserved

2020-06-09

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-125Out-of-bounds ReadBase
• CWE-805Buffer Access with Incorrect Length ValueBase

Data version

5.1

Document digest

99806a539a9890f8b32bf36a766fbf8039aa4838f2b1671e472e80b792170584

• www.kb.cert.orghttps://www.kb.cert.org/vuls/id/815128x_refsource_MISC
• us-cert.cisa.govhttps://us-cert.cisa.gov/ics/advisories/icsa-20-343-01x_refsource_MISC
• cert-portal.siemens.comhttps://cert-portal.siemens.com/productcert/pdf/ssa-541018.pdfx_refsource_CONFIRM