CVE-2019-11921: Critical severity proxygen vulnerability
An out of bounds write is possible via a specially crafted packet in certain configurations of Proxygen due to improper handling of Base64 when parsing malformed binary content in Structured HTTP Headers. This issue affects versions of proxygen prior to v2019.07.22.00.
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the severity of CVE-2019-11921?
CVE-2019-11921 is classified as a medium severity vulnerability due to the potential for out of bounds write exploits.
How do I fix CVE-2019-11921?
To fix CVE-2019-11921, upgrade Facebook Proxygen to version 2019.07.22.00 or later.
What software is affected by CVE-2019-11921?
CVE-2019-11921 affects all versions of Facebook Proxygen prior to 2019.07.22.00.
What type of vulnerability is CVE-2019-11921?
CVE-2019-11921 is an out of bounds write vulnerability related to improper handling of Base64 when parsing malformed binary content.
Can CVE-2019-11921 be exploited remotely?
Yes, CVE-2019-11921 can potentially be exploited remotely via specially crafted packets.