7.5
CWE
120 119
Advisory Published
Updated

CVE-2020-22283: Buffer Overflow

First published: Thu Jul 22 2021(Updated: )

A buffer overflow vulnerability in the icmp6_send_response_with_addrs_and_netif() function of Free Software Foundation lwIP version git head allows attackers to access sensitive information via a crafted ICMPv6 packet.

Credit: cve@mitre.org cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Lwip Project Lwip

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Frequently Asked Questions

  • What is CVE-2020-22283?

    CVE-2020-22283 is a buffer overflow vulnerability in the icmp6_send_response_with_addrs_and_netif() function of Free Software Foundation lwIP.

  • How does CVE-2020-22283 affect me?

    CVE-2020-22283 allows attackers to access sensitive information by sending a crafted ICMPv6 packet.

  • What software is affected by CVE-2020-22283?

    The affected software is Lwip Project Lwip version git head.

  • What is the severity of CVE-2020-22283?

    The severity of CVE-2020-22283 is high with a CVSS score of 7.5.

  • How do I fix CVE-2020-22283?

    To fix CVE-2020-22283, it is recommended to update to a patched version of Lwip Project Lwip.

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