CVE-2023-42365

mediumpriority · track · 22EPSS 0.004 · 33 %ileDEEURUUS
grimoire priorityP3 · Track
Exploitable?
—
no known exploitation
Likely / severe?
0.39% (33rd) EPSS
CVSS 5.5 · medium
Is it mine?
59 products
Check your exposure
Who says so?
7 sources
cnnvd · enisa_euvd · fstec_bdu · cert_bund

EPSS · scored 2026-10-27

A use-after-free vulnerability was discovered in BusyBox v.1.36.1 via a crafted awk pattern in the awk.c copyvar function.

01

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

02

cvss

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

7.8
010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5.1–7.8

v3.15.5mediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:Hprimary · NVD / NIST USexploitability 1.8 · impact 3.6
v3.17.8highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hsecondary · CISA US
v3.15.5mediumAV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:Hsecondary · FSTEC (BDU) RU
v3.17.8highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hsecondary · Siemens ProductCERT DE
v3.15.1mediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:Usecondary · CVSS-BT (t0sche)
v3.15.5mediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:Hsecondary · SUSE Product Security
03

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-416USprimaryCWE-416USCWE-416USCWE-416US
04

affected products (59)

Products and version ranges known to be affected.

showing 20 of 59
05

advisories (5)

Vendor and ecosystem advisories describing this.

  • SSA-089022SSA-089022: Multiple Vulnerabilities in Third-Party Components in SINEC OS before V3.32026-01-28csaf · siemens_psirtDE

    SINEC OS before V3.3 contains third-party components with multiple vulnerabilities. Siemens has released new versions for the affected products and recommends to update to the latest versions.

  • SUSE-SU-2026:0872-1Security update for busybox2026-03-11csaf · suse_csafDE

    Security update for busybox

  • SUSE-SU-2026:0892-1Security update for busybox2026-03-13csaf · suse_csafDE

    Security update for busybox

  • WID-SEC-W-2023-3011BusyBox: Mehrere SchwachstellenDeutsch2023-11-27csaf · cert_bundDE

    Ein lokaler Angreifer kann mehrere Schwachstellen in BusyBox ausnutzen, um einen Denial of Service Angriff durchzuführen oder unbekannte Auswirkungen zu verursachen.

  • ICSA-26-043-06Siemens SINEC OS2026-01-28icsa · cisa_csaf_otUS

    SINEC OS before V3.3 contains third-party components with multiple vulnerabilities. Siemens has released new versions for the affected products and recommends to update to the latest versions.

06

also known as (4)

Other names and identifiers for this entity.

07

sources

Which sources assert this record, and when.

cnnvdenisa_euvdfstec_bducert_bundcisa_csaf_otsiemens_psirtsuse_csafNVDCVE.orgMITRE
published 2023-11-27modified 2026-06-17
09

references (6)

External citations — patches, advisories, analysis.

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