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CVE-2024-3386

📛 CVE Title

PAN-OS: Predefined Decryption Exclusions Does Not Work as Intended

Description

An incorrect string comparison vulnerability in Palo Alto Networks PAN-OS software prevents Predefined Decryption Exclusions from functioning as intended. This can cause traffic destined for domains that are not specified in Predefined Decryption Exclusions to be unintentionally excluded from decryption.

Overview

State
PUBLISHED
Assigner (CNA)
palo_alto
CVSS severity
MEDIUM
CVSS score
CVSS 5.3 / 10 5.3 5.3 / 10
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Effective score
5.3 / 10 MEDIUM source: CNA overview
CWE(s)
CWE-436
Reserved
2024-04-05
Published
2024-04-10 17:06 UTC
Last updated
2026-05-13 20:15 UTC
Source
https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2024/3xxx/CVE-2024-3386.json

NVD triage scoring NVD CVE 2.0

Layer NVD adds on top of the CNA's CVE record — published / last-modified timestamps, exploitability / impact subscores, and the FIRST.org EPSS probability that this CVE will be exploited in the wild in the next 30 days.

NVD published
2024-04-10 17:15:57 UTC
NVD last modified
2025-01-24 15:58:52 UTC
NVD CVSS v3.1
CVSS 5.3 / 10 5.3 5.3 / 10 MEDIUM source: psirt@paloaltonetworks.com
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Exploitability subscore
3.9 / 10
Impact subscore
1.4 / 10
EPSS score
0.0036 (probability of exploitation in next 30 days)
EPSS percentile
58.23% vs all CVEs — higher = more likely to be exploited, as of 2026-05-24

NVD / KEV / EPSS data refreshed 2026-05-25 01:24 UTC. Re-run the 🛰 Backfill from NVD button above to refresh.

European Union Vulnerability Database ENISA EUVD

ENISA's official EU repository for curated vulnerability intelligence. Carries a separate identifier (EUVD-YYYY-NNNN) and frequently exposes an earlier-published description + CVSS than NVD does.

EUVD ID
EUVD-2024-31975
Assigner
palo_alto
Published
Apr 10, 2024, 5:06:32 PM
Updated
May 13, 2026, 8:15:56 PM
EUVD base score (CVSS 3.1)
5.3 / 10
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
EUVD-reported EPSS
0.3600
Vendors
Palo Alto Networks
Products
Prisma Access
PAN-OS (10.0.0 <10.0.13)
PAN-OS (9.0.0 <9.0.17-h2)
PAN-OS (11.0.0 <11.0.2)
Cloud NGFW
PAN-OS (10.1.0 <10.1.9-h3)
PAN-OS (10.2.0 <10.2.4-h2)
PAN-OS (10.1.0 <10.1.10)
PAN-OS (11.0.0 <11.0.1-h2)
PAN-OS (10.2.0 <10.2.5)
PAN-OS (9.1.0 <9.1.17)
PAN-OS
Aliases
GHSA-v293-3p6g-j7w7

ENISA description: An incorrect string comparison vulnerability in Palo Alto Networks PAN-OS software prevents Predefined Decryption Exclusions from functioning as intended. This can cause traffic destined for domains that are not specified in Predefined Decryption Exclusions to be unintentionally excluded from decryption.

EUVD references (1)

Affected products (3)

VendorProductVersionsPlatforms
Palo Alto Networks PAN-OS 9.0.0 (affected), 9.1.0 (affected), 10.0.0 (affected), 10.1.0 (affected), 10.1.0 (affected), 10.2.0 (affected), 10.2.0 (affected), 11.0.0 (affected), 11.0.0 (affected), 11.1.0 (unaffected)
Palo Alto Networks Cloud NGFW All (unaffected)
Palo Alto Networks Prisma Access All (unaffected)

Affected products — CPE 2.3 (7) NVD

NVD's normalized CPE 2.3 matchers, used by vendor tools (vulnerability scanners, asset managers) for automated detection. Compare with the CNA's free-text "Affected products" section above.

  • cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*
  • cpe:2.3:o:paloaltonetworks:pan-os:9.0.17:-:*:*:*:*:*:*
  • cpe:2.3:o:paloaltonetworks:pan-os:9.0.17:h1:*:*:*:*:*:*
  • cpe:2.3:o:paloaltonetworks:pan-os:10.1.9:*:*:*:*:*:*:*
  • cpe:2.3:o:paloaltonetworks:pan-os:10.1.9:h1:*:*:*:*:*:*
  • cpe:2.3:o:paloaltonetworks:pan-os:10.2.4:-:*:*:*:*:*:*
  • cpe:2.3:o:paloaltonetworks:pan-os:11.0.1:-:*:*:*:*:*:*

Vendor references (1)

References embedded in the original CVE record by the assigning CNA.

Web references (5)

DuckDuckGo results ranked by threat-intel / vendor advisory domains. Generated by the 🔎 Find references (web) button above — same flow as the Remediations search.

NVD-tagged references (2)

Reference list NVD curates from the CNA record, vendor advisories, and third-party reports. The tag chips below are NVD's analyst-assigned categories.

Remediations (10)

  • web:blog.qualys.com

    With Qualys Policy Audit's out-of-the-box mitigation or Compensatory Controls, which reduce the risk of a vulnerability being exploited because the remediation ( fix / patch ) cannot be done immediately, these security controls are not recommended by any industry standards, such as CIS and DISA-STIG.

    2026-05-23 22:06 UTC
  • web:cisa.gov

    Update (08/12/2025): CISA has updated this alert to provide clarification on identifying Exchange Servers on an organization's networks and provided further guidance on running the Microsoft Exchange Health Checker. Update (08/07/2025): CISA issued Emergency Directive (ED) 25-02: Mitigate Microsoft Exchange Vulnerability in response to CVE -2025-53786

    2026-05-23 22:06 UTC
  • web:infosectoday.com

    The Cybersecurity and Infrastructure Security Agency (CISA) has issued an emergency advisory mandating all Federal Civilian Executive Branch agencies to urgently address a newly identified vulnerability in Microsoft Exchange, tracked as CVE -2025-53786, by 9:00 AM EDT on Monday, August 11, 2025. This vulnerability allows attackers with administrative access to an on-premises Exchange server to ...

    2026-05-23 22:06 UTC
  • web:portal.msrc.microsoft.com

    The Security Update Guide provides information on the latest Microsoft security updates, helping users understand and address potential vulnerabilities effectively.

    2026-05-23 22:06 UTC
  • web:thewindowsupdate.com

    Microsoft strongly recommends reading the information, installing the April 2025 ( or later) Hot Fix and implementing the changes in your Exchange Server and hybrid environment.

    2026-05-23 22:06 UTC
  • web:www.bleepingcomputer.com

    Today is Microsoft's January 2026 Patch Tuesday with security updates for 114 flaws, including one actively exploited and two publicly disclosed zero-day vulnerabilities.

    2026-05-23 22:06 UTC
  • web:www.cisecurity.org

    <p>Multiple vulnerabilities have been discovered in Microsoft products, the most severe of which could allow for remote code execution. Successful exploitation of the most severe of these vulnerabilities could result in an attacker gaining the same privileges as the logged-on user. Depending on the privileges associated with the user, an attacker could then install programs; view, change, or ...

    2026-05-23 22:06 UTC
  • web:www.cve.org

    Microsoft is issuing CVE -2025-53786 to document a vulnerability that is addressed by taking the steps documented with the April 18th announcement. Microsoft strongly recommends reading the information, installing the April 2025 ( or later) Hot Fix and implementing the changes in your Exchange Server and hybrid environment.

    2026-05-23 22:06 UTC
  • web:www.cybersecuritydive.com

    The Cybersecurity and Infrastructure Security Agency (CISA) and Microsoft on Tuesday updated their mitigation guidance for a high-severity flaw in Exchange Server. The flaw, tracked as CVE -2025-53786, could allow an attacker with administrative privileges for on-premises versions of Exchange to escalate privileges by exploiting vulnerable hybrid joined configurations, Microsoft and CISA said ...

    2026-05-23 22:06 UTC
  • web:www.windowslatest.com

    Microsoft has confirmed that the Windows 11 January 2026 Update is causing at least three major issues, rolling out fixes for two bugs.

    2026-05-23 22:06 UTC

AI Forensic Analysis

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Raw JSON

The full cvelistV5 record. Download as CVE-2024-3386.json.

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