CVE-2023-28528

highpriority · track · 42EPSS 0.015 · 73 %ileexploit · weaponizedDEEURUUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

1 exploit · weaponized

Likely / severe?

1.46% (73rd) EPSS

CVSS 7.8 · high

Is it mine?

13 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · fstec_bdu · cert_bund

EPSS · scored 2026-10-27

IBM AIX 7.1, 7.2, 7.3, and VIOS 3.1 could allow a non-privileged local user to exploit a vulnerability in the invscout command to execute arbitrary commands. IBM X-Force ID: 251207.

cvss

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

8.4

010

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

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 1.8 · impact 5.9

v3.18.4highAV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · FSTEC (BDU) RU

v3.18.4highCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · ENISA EU

v3.18.4highCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · psirt@us.ibm.com USexploitability 2.5 · impact 5.9

v3.17.6highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:Fsecondary · CVSS-BT (t0sche)

ssvc

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

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

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-78USCWE-78US

exploits (1)

Public proof-of-concept and weaponised exploit code.

exploit/aix/local/invscout_rpm_priv_escinvscout RPM Privilege Escalationweaponized · metasploit

affected products (13)

Products and version ranges known to be affected.

IBM AIX 7.1all versionscert_bundDEcpe:/o:ibm:aix:7.1
IBM AIX 7.2all versionscert_bundDEcpe:/o:ibm:aix:7.2
IBM AIX 7.3all versionscert_bundDEcpe:/o:ibm:aix:7.3
IBM VIOS 3.1all versionscert_bundDEcpe:/a:ibm:vios:3.1
IBM AIX≤ 7.1, 7.2, 7.3, VIOS 3.1enisa_euvdEU
IBM Corp. AIX≤ 7.3fstec_bduRU
IBM Corp. AIX≤ 7.2fstec_bduRU
IBM Corp. AIX≤ 7.1fstec_bduRU
IBM Corp. IBM Vios≤ 3.1fstec_bduRU
ibm aix= 7.1nvdUScpe:2.3:o:ibm:aix:*:*:*:*:*:*:*:*
ibm aix= 7.2nvdUScpe:2.3:o:ibm:aix:*:*:*:*:*:*:*:*
ibm aix= 7.3nvdUScpe:2.3:o:ibm:aix:*:*:*:*:*:*:*:*
ibm vios= 3.1nvdUScpe:2.3:a:ibm:vios:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2023-0960IBM AIX: Mehrere Schwachstellen ermöglichen CodeausführungDeutsch2023-04-12csaf · cert_bundDE
Ein lokaler Angreifer kann mehrere Schwachstellen in IBM AIX und IBM VIOS ausnutzen, um beliebigen Programmcode auszuführen.

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu cert_bund nvd NVD CVE.org MITRE

published 2023-04-28modified 2026-06-17

references (13)

External citations — patches, advisories, analysis.

scry

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