CWE
20
Advisory Published
Updated

CVE-2015-7750: Input Validation

First published: Mon Oct 19 2015(Updated: )

The L2TP packet processing functionality in Juniper Netscreen and ScreenOS Firewall products with ScreenOS before 6.3.0r13-dnd1, 6.3.0r14 through 6.3.0r18 before 6.3.0r18-dnc1, and 6.3.0r19 allows remote attackers to cause a denial of service via a crafted L2TP packet.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
NetScreen ScreenOS<=6.3.0
NetScreen ScreenOS=6.3.0
NetScreen ScreenOS=6.3.0-r14
NetScreen ScreenOS=6.3.0-r15
NetScreen ScreenOS=6.3.0-r16
NetScreen ScreenOS=6.3.0-r17
NetScreen ScreenOS=6.3.0-r18
NetScreen ScreenOS=6.3.0-r19

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Frequently Asked Questions

  • What is the severity of CVE-2015-7750?

    CVE-2015-7750 has been rated as a high-severity vulnerability due to its potential to cause denial of service.

  • How do I fix CVE-2015-7750?

    To fix CVE-2015-7750, upgrade your Juniper ScreenOS device to version 6.3.0r19 or later.

  • What products are affected by CVE-2015-7750?

    CVE-2015-7750 affects Juniper Netscreen and ScreenOS Firewall products with ScreenOS versions prior to 6.3.0r19.

  • Can CVE-2015-7750 be exploited remotely?

    Yes, CVE-2015-7750 can be exploited remotely by sending crafted L2TP packets to the vulnerable device.

  • What is the impact of exploiting CVE-2015-7750?

    Exploiting CVE-2015-7750 can lead to a denial of service, rendering the affected device inoperable.

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