CVE-2022-30065

mediumpriority · track · 31EPSS 0.013 · 69 %ileDEEURUUS
grimoire priorityP3 · Track
Exploitable?
—
no known exploitation
Likely / severe?
1.25% (69th) EPSS
CVSS 6.8 · medium
Is it mine?
38 products
Check your exposure
Who says so?
8 sources
cnnvd · enisa_euvd · fstec_bdu · cert_bund

EPSS · scored 2026-10-27

A use-after-free in Busybox 1.35-x's awk applet leads to denial of service and possibly code execution when processing a crafted awk pattern in the 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.

8.8
010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.8–8.8

v2.06.8mediumAV:N/AC:M/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 8.6 · impact 6.4
v3.17.8highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 1.8 · impact 5.9
v3.17.8highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:Csecondary · CISA US
v3.18.8highAV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/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 · ENISA EU
v3.17.8highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hsecondaryexploitability 1.8 · impact 5.9
v3.17.8highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:Csecondary · Siemens ProductCERT DE
v3.17.8highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hsecondary · Phoenix Contact PSIRT DE
v3.17.1highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)
03

ssvc

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

Exploitation: none · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS
04

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-416USprimaryCWE-416USCWE-416USCWE-416USCWE-416US
05

affected products (38)

Products and version ranges known to be affected.

showing 20 of 38
06

advisories (11)

Vendor and ecosystem advisories describing this.

  • SSA-333517SSA-333517: Multiple Vulnerabilities in SCALANCE SC-600 Family before V3.02022-12-13csaf · siemens_psirtDE

    Multiple vulnerabilities affecting various third-party components of the SCALANCE SC-600 family could allow an attacker to cause a denial of service condition, corrupt memory or potentially execute custom code. Siemens has released updates for the affected products and recommends to update to the latest versions.

  • SSA-419740SSA-419740: Multiple Third-Party Component Vulnerabilities in RUGGEDCOM and SCALANCE Products before V7.22023-03-14csaf · siemens_psirtDE

    Multiple third-party component vulnerabilities were reported for the Busybox applet, the Linux Kernel, OpenSSL, OpenVPN and various other components used by the RUGGEDCOM and SCALANCE products. The vulnerabilities range from improper neutralization of special elements to improper handling of commands under certain circumstances, that could lead to code injection and denial of service. Siemens has released updates for the affected products and recommends to update to the latest versions.

  • SSA-558014SSA-558014: Third-Party Component Vulnerabilities in SCALANCE XCM332 before V2.22023-04-11csaf · siemens_psirtDE

    Multiple vulnerabilities in the third-party components cURL, BusyBox, libtirpc, Expat as well as in the Linux Kernel could allow an attacker to impact the SCALANCE XCM332 device's confidentiality, integrity and availability. Siemens has released an update for the SCALANCE XCM332 and recommends to update to the latest version.

  • SSA-831302SSA-831302: Vulnerabilities in the BIOS of the SIMATIC S7-1500 TM MFP before V1.3.02023-06-13csaf · siemens_psirtDE

    Multiple vulnerabilities have been identified in the BIOS of the SIMATIC S7-1500 TM MFP before V1.3.0. Siemens has released a new version for SIMATIC S7-1500 TM MFP - BIOS and recommends to update to the latest version.

  • VDE-2023-001PHOENIX CONTACT: Multiple Vulnerabilities in PLCnext Firmware2023-02-14csaf · phoenix_contact_psirtDE

    A new LTS Firmware release fixes known vulnerabilities in used open-source libraries. In addition, the following improvements have been implemented: HMI - Hardening against DoS attacks. - Hardening against memory leak problems in case of network attacks. WBM - Umlauts in the password of the 'User Manager' were not handled correctly. The password rule for upper and lower case was not followed. This could lead to unintentionally weaker passwords.- Hardening of WBM against Cross-Site-Scripting. User Manager - In security notifications 'SecurityToken' was always displayed as '0000000' when creating or modifying users.- Hardening of Trust and Identity Stores.

  • WID-SEC-W-2022-2211BusyBox: Schwachstelle ermöglicht Denial of ServiceDeutsch2022-05-18csaf · cert_bundDE

    Ein Angreifer kann eine Schwachstelle in BusyBox ausnutzen, um einen Denial of Service Angriff durchzuführen.

  • WID-SEC-W-2023-1432Siemens SIMATIC S7: Mehrere SchwachstellenDeutsch2023-06-12csaf · cert_bundDE

    Ein Angreifer aus dem angrenzenden Netzwerk oder ein entfernter, anonymer, authentisierter, physischer oder lokaler Angreifer kann mehrere Schwachstellen in Siemens SIMATIC S7 ausnutzen, um beliebigen Code auszuführen, Sicherheitsmaßnahmen zu umgehen, vertrauliche Informationen offenzulegen, einen Denial-of-Service-Zustand herbeizuführen, seine Privilegien zu erweitern und Daten zu manipulieren.

  • ICSA-22-349-18Siemens SCALANCE SC-600 Family2022-12-13icsa · cisa_csaf_otUS

    Multiple vulnerabilities affecting various third-party components of the SCALANCE SC-600 family could allow an attacker to cause a denial of service condition, corrupt memory or potentially execute custom code. Siemens has released updates for the affected products and recommends to update to the latest versions.

  • ICSA-23-075-01Siemens SCALANCE, RUGGEDCOM Third-Party2023-03-14icsa · cisa_csaf_otUS

    Multiple third-party component vulnerabilities were reported for the Busybox applet, the Linux Kernel, OpenSSL, OpenVPN and various other components used by the RUGGEDCOM and SCALANCE products. The vulnerabilities range from improper neutralization of special elements to improper handling of commands under certain circumstances, that could lead to code injection and denial of service. Siemens has released updates for the affected products and recommends to update to the latest versions.

  • ICSA-23-103-09Siemens SCALANCE XCM3322023-04-11icsa · cisa_csaf_otUS

    Multiple vulnerabilities in the third-party components cURL, BusyBox, libtirpc, Expat as well as in the Linux Kernel could allow an attacker to impact the SCALANCE XCM332 device's confidentiality, integrity and availability. Siemens has released an update for the SCALANCE XCM332 and recommends to update to the latest version.

  • ICSA-23-166-10Siemens SIMATIC S7-1500 TM MFP BIOS2023-06-13icsa · cisa_csaf_otUS

    Multiple vulnerabilities have been identified in the BIOS of the SIMATIC S7-1500 TM MFP before V1.3.0. Siemens has released a new version for SIMATIC S7-1500 TM MFP - BIOS and recommends to update to the latest version.

07

also known as (4)

Other names and identifiers for this entity.

08

sources

Which sources assert this record, and when.

cnnvdenisa_euvdfstec_bducert_bundcisa_csaf_otnvdsiemens_psirtphoenix_contact_psirtNVDCVE.orgMITRE
published 2022-05-18modified 2026-07-07
10

references (11)

External citations — patches, advisories, analysis.

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