Palo Alto Networks GlobalProtect App 5.3
Palo Alto Networks GlobalProtect App 5.3
The Palo Alto Networks GlobalProtect App 5.3 reached end of service life on Jun 1, 2023. Third-party maintenance keeps it supported — 24/7 engineering support and same-day replacement parts — at 40-70% below OEM renewal pricing. Coverage is available across North America, the United Kingdom and Europe, the Middle East, Asia-Pacific and Latin America, with next-business-day or 4-hour onsite response and no OEM software contract required.
- 24x7 support desk
- 4-hour onsite in major metros
- Spares held for every model we quote
- 5+ years past end of service life
- No OEM software contract required
- One contract for the whole rack
Specifications
- product
- pangp
- release
- 5.3
- product Label
- Palo Alto Networks GlobalProtect App
- release Label
- 5.3
- codename
- lts
- latest Version
- 5.3.4
- release Date
- 2021-06-01
- maintained
- source Url
- https://endoflife.date/pangp
Lifecycle Dates
- End of Service Life
- Jun 1, 2023
- Last OEM Support
- Dec 1, 2022
Palo Alto Networks GlobalProtect App 5.3 Third-Party Maintenance Pricing
Choose the response level you need. We send an indicative price within 24 hours and a firm quote within 48, typically 40-70% below the OEM renewal.
Parts and engineer onsite next business day; 24x7 phone support.
Quote this level4-hour onsite response in major metros, business hours.
Quote this levelMission-critical: 4-hour onsite response around the clock, 365 days.
Quote this levelCoverage across North America, the United Kingdom and Europe, the Middle East, Asia-Pacific and Latin America. Hardware maintenance does not require an active VMware, Broadcom or other OEM software contract.
OEM vs. 3rd Party Support
See how 3rd party maintenance compares to traditional OEM support for your Palo Alto Networks GlobalProtect App 5.3. Get the same level of service at a fraction of the cost.
| Feature | OEM Support | 3rd Party Support |
|---|---|---|
| Post-EOSL Support | ||
| 24/7/365 Support | ||
| Same-Day Parts Replacement | Limited | |
| Mixed-Vendor Support | ||
| Flexible Contract Terms | Annual Only | Month-to-Month Available |
| Asset Lifecycle Extension | ||
| OEM-Trained Engineers |
Why Choose 3rd Party Support for Palo Alto Networks GlobalProtect App 5.3?
Save 40-70%
Dramatically reduce your maintenance costs while maintaining the same level of support coverage.
Extend Asset Life
Continue using your Palo Alto Networks GlobalProtect App 5.3 well beyond the OEM end-of-life date.
24/7 Expert Support
OEM-trained engineers available around the clock with same-day parts replacement.
Palo Alto Networks GlobalProtect App 5.3 Support: Frequently Asked Questions
Is the Palo Alto Networks GlobalProtect App 5.3 still supported?
Palo Alto Networks GlobalProtect App ended support for the Palo Alto Networks GlobalProtect App 5.3 on Jun 1, 2023. Third-party maintenance remains available and keeps the Palo Alto Networks GlobalProtect App 5.3 supported with 24/7 engineering support and same-day replacement parts.
When is the Palo Alto Networks GlobalProtect App 5.3 end of service life (EOSL) date?
Palo Alto Networks GlobalProtect App lists the end of service life for the Palo Alto Networks GlobalProtect App 5.3 as Jun 1, 2023.
Can I keep using the Palo Alto Networks GlobalProtect App 5.3 after its EOSL date?
Yes. EOSL means Palo Alto Networks GlobalProtect App stops selling support contracts and issuing updates — the equipment itself keeps working. Third-party maintenance provides engineering support and replacement parts for as long as you choose to run it.
How much does third-party support for the Palo Alto Networks GlobalProtect App 5.3 cost?
Typically 40-70% below the OEM maintenance renewal price. Exact pricing depends on quantity, service level and location. You get an indicative price within 24 hours and a firm quote within 48.
Known Vulnerabilities Affecting Palo Alto Networks GlobalProtect App 5.3
6 published CVEs affect the Palo Alto Networks GlobalProtect App 5.3, including 2 rated critical or high severity. Palo Alto Networks GlobalProtect App no longer ships security patches for this release — our engineers provide mitigation guidance, workarounds and hardening support.
| CVE | Severity | CVSS | Published | Summary |
|---|---|---|---|---|
| CVE-2021-3057 | HIGH | 8.1 | Oct 13, 2021 | A stack-based buffer overflow vulnerability exists in the Palo Alto Networks GlobalProtect app that enables a man-in-the-middle attacker to disrupt system processes and potentially execute arbitrary code with SYSTEM privileges. This issue impacts: GlobalProtect app 5.1 versions earlier than GlobalProtect app 5.1.9 on Windows; GlobalProtect app 5.2 versions earlier than GlobalProtect app 5.2.8 on Windows; GlobalProtect app 5.2 versions earlier than GlobalProtect app 5.2.8 on the Universal Windows |
| CVE-2024-3661 | HIGH | 7.6 | May 6, 2024 | DHCP can add routes to a client’s routing table via the classless static route option (121). VPN-based security solutions that rely on routes to redirect traffic can be forced to leak traffic over the physical interface. An attacker on the same local network can read, disrupt, or possibly modify network traffic that was expected to be protected by the VPN. |
| CVE-2024-9473 | MEDIUM | 5.2 | Oct 9, 2024 | A privilege escalation vulnerability in the Palo Alto Networks GlobalProtect app on Windows allows a locally authenticated non-administrative Windows user to escalate their privileges to NT AUTHORITY/SYSTEM through the use of the repair functionality offered by the .msi file used to install GlobalProtect. |
| CVE-2022-0019 | MEDIUM | 4.7 | Feb 10, 2022 | An insufficiently protected credentials vulnerability exists in the Palo Alto Networks GlobalProtect app on Linux that exposes the hashed credentials of GlobalProtect users that saved their password during previous GlobalProtect app sessions to other local users on the system. The exposed credentials enable a local attacker to authenticate to the GlobalProtect portal or gateway as the target user without knowing of the target user’s plaintext password. This issue impacts: GlobalProtect app 5.1 v |
| CVE-2026-0296 | MEDIUM | 4.5 | Aug 13, 2026 | Improper certificate validation vulnerabilities in Palo Alto Networks GlobalProtect™ app enable an unauthenticated attacker with man-in-the-middle (MitM) access to intercept and modify application communications. VPN tunnel traffic is not impacted. The GlobalProtect app on iOS, Android, and Chrome OS is not affected. |
| CVE-2026-0295 | MEDIUM | 4.1 | Aug 13, 2026 | A race condition in the Palo Alto Networks GlobalProtect™ client on macOS enables a locally authenticated low-privileged attacker to escalate their privileges to root. The GlobalProtect app on Linux, Windows, iOS, Android, and Chrome OS is not affected. |
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