CVE-2020-21583

mediumpriority · track · 27EPSS 0.005 · 46 %ileDEEUUS
grimoire priorityP3 · Track
Exploitable?
—
no known exploitation
Likely / severe?
0.55% (46th) EPSS
CVSS 6.7 · medium
Is it mine?
2 products
Check your exposure
Who says so?
4 sources
cnnvd · enisa_euvd · nvd · cert_bund

EPSS · scored 2026-10-27

An issue was discovered in hwclock.13-v2.27 allows attackers to gain escalated privlidges or execute arbitrary commands via the path parameter when setting the date.

01

cvss

Technical severity, 0–10. One row per scoring source.

6.7
010

base score 0–10 · higher = more severe · hover a vector to decode

v3.16.7mediumCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 0.8 · impact 5.9
v3.16.1mediumCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)
02

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: poc · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS
03

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-78US
04

affected products (2)

Products and version ranges known to be affected.

05

advisories (1)

Vendor and ecosystem advisories describing this.

  • WID-SEC-W-2023-2348util-linux: Schwachstelle erlaubt Privilegienerweiterung und die Ausführung von beliebigem CodeDeutsch2023-09-13csaf · cert_bundDE

    Ein lokaler Angreifer kann eine Schwachstelle in util-linux ausnutzen, um seine Privilegien zu erhöhen oder um beliebigen Code auszuführen.

06

also known as (3)

Other names and identifiers for this entity.

07

sources

Which sources assert this record, and when.

cnnvdenisa_euvdnvdcert_bundNVDCVE.orgMITRE
published 2023-08-22modified 2026-06-17
08

references (8)

External citations — patches, advisories, analysis.

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