CVE-2023-3280

mediumpriority · track · 32EPSS 0.003 · 25 %ileexploit · PoCEURUUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

1 exploit · PoC

Likely / severe?

0.32% (25th) EPSS

CVSS 5.5 · medium

Is it mine?

14 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · fstec_bdu · nvd

EPSS · scored 2026-10-27

A problem with a protection mechanism in the Palo Alto Networks Cortex XDR agent on Windows devices allows a local user to disable the agent.

cvss

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

5.5

010

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

v3.15.5mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:Hprimary · NVD / NIST USexploitability 1.8 · impact 3.6

v3.15.5mediumAV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:Hsecondary · FSTEC (BDU) RU

v3.15.5mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:Hsecondary · ENISA EU

v3.15.5mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:Hsecondary · psirt@paloaltonetworks.comexploitability 1.8 · impact 3.6

v3.15.2mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:Psecondary · CVSS-BT (t0sche)

ssvc

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

Trackcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-755USprimaryCWE-755US

exploits (1)

Public proof-of-concept and weaponised exploit code.

ig-labs/EDR-ALPC-Block-POCBlocking Windows EDR agents by registering an own IPC-object in the Object Manager’s namespace (CVE-2023-3280, CVE-2024-5909, CVE-2024-20671)PoC · poc_in_github

affected products (14)

Products and version ranges known to be affected.

Palo Alto Networks Cortex XDR Agent≤ 5.0enisa_euvdEU
Palo Alto Networks Cortex XDR Agent≤ 7.5-CEenisa_euvdEU
Palo Alto Networks Cortex XDR Agent7.9 → 7.9.3enisa_euvdEU
Palo Alto Networks Cortex XDR Agent7.9-CE → 7.9.101-CEenisa_euvdEU
Palo Alto Networks Cortex XDR Agent8.0 → 8.0.2enisa_euvdEU
Palo Alto Networks Inc. Cortex XDR Agent5.0 → 5.0.12fstec_bduRU
Palo Alto Networks Inc. Cortex XDR Agent7.5-CE → 7.5.102-CEfstec_bduRU
Palo Alto Networks Inc. Cortex XDR Agent7.9-CE → 7.9.101-CEfstec_bduRU
Palo Alto Networks Inc. Cortex XDR Agent8.0 → 8.0.2fstec_bduRU
paloaltonetworks cortex xdr agent5.0 → 5.0.12.22203nvdUScpe:2.3:a:paloaltonetworks:cortex_xdr_agent:*:*:*:*:*:*:*:*
paloaltonetworks cortex xdr agent= 7.5.102nvdUScpe:2.3:a:paloaltonetworks:cortex_xdr_agent:*:*:*:*:*:*:*:*
paloaltonetworks cortex xdr agent7.9.0 → 7.9.101nvdUScpe:2.3:a:paloaltonetworks:cortex_xdr_agent:*:*:*:*:*:*:*:*
paloaltonetworks cortex xdr agent7.9.0 → 7.9.3nvdUScpe:2.3:a:paloaltonetworks:cortex_xdr_agent:*:*:*:*:*:*:*:*
paloaltonetworks cortex xdr agent8.0.0 → 8.0.2nvdUScpe:2.3:a:paloaltonetworks:cortex_xdr_agent:*:*:*:*:*:*:*:*

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu nvd NVD CVE.org MITRE

published 2023-09-13modified 2026-06-17

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references (6)

External citations — patches, advisories, analysis.

scry

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