CVE-2020-13645

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

1.97% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 78.7% 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:L/PR:N/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.

Published

2020-05-28 11:55Z6 YR AGO

Last updated

2024-08-04 12:25Z2 YR AGO

Reserved

2020-05-28

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-295Improper Certificate ValidationBase
• CWE-297Improper Validation of Certificate with Host MismatchVariant

Data version

5.1

Document digest

ebd70767d938da9559eab8209fc6f8f23dacb7329574e521fe1cc8637bc3fe38

• gitlab.gnome.orghttps://gitlab.gnome.org/GNOME/glib-networking/-/issues/135x_refsource_MISC
• gitlab.gnome.orghttps://gitlab.gnome.org/GNOME/balsa/-/issues/34x_refsource_MISC
• security.netapp.comhttps://security.netapp.com/advisory/ntap-20200608-0004/x_refsource_CONFIRM
• lists.fedoraproject.orgFEDORA-2020-98ebbd1397https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TQEQJQ4XFMFCFJTEXKL2ZO3UELBPCKSK/vendor-advisoryx_refsource_FEDORA
• lists.fedoraproject.orgFEDORA-2020-cadbc5992fhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HLEX2IP62SU6WJ4SK3U766XGLQK3J62O/vendor-advisoryx_refsource_FEDORA
• lists.fedoraproject.orgFEDORA-2020-a83c8cd358https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LRCUM22YEWWKNMN2BP5LTVDM5P4VWIXS/vendor-advisoryx_refsource_FEDORA
• usn.ubuntu.comUSN-4405-1https://usn.ubuntu.com/4405-1/vendor-advisoryx_refsource_UBUNTU
• security.gentoo.orgGLSA-202007-50https://security.gentoo.org/glsa/202007-50vendor-advisoryx_refsource_GENTOO