CVE-2020-15257

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

3.24% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 87.2% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

Important. 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

2020-12-01 02:30Z5 YR AGO

Last updated

2024-08-04 13:15Z2 YR AGO

Reserved

2020-06-25

Assigning CNA

GitHub_M

Record state

PUBLISHED

Severity

Medium (CVSS 5.2)

CNA CVSS vector

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

Weaknesses

• CWE-669Incorrect Resource Transfer Between SpheresClass
• CWE-269Improper Privilege ManagementClass

Data version

5.1

Document digest

6f830c39fc4a8dfa9684dc934c5a5bb18ae4d821c171935b44e40c75e4c08a84

• github.comhttps://github.com/containerd/containerd/security/advisories/GHSA-36xw-fx78-c5r4x_refsource_CONFIRM
• github.comhttps://github.com/containerd/containerd/commit/4a4bb851f5da563ff6e68a83dc837c7699c469adx_refsource_MISC
• github.comhttps://github.com/containerd/containerd/releases/tag/v1.4.3x_refsource_MISC
• lists.fedoraproject.orgFEDORA-2020-baeb8dbaeahttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LNKXLOLZWO5FMAPX63ZL7JNKTNNT5NQD/vendor-advisoryx_refsource_FEDORA
• www.debian.orgDSA-4865https://www.debian.org/security/2021/dsa-4865vendor-advisoryx_refsource_DEBIAN
• security.gentoo.orgGLSA-202105-33https://security.gentoo.org/glsa/202105-33vendor-advisoryx_refsource_GENTOO