Improper Alert Handling in Folly by Facebook
CVE-2019-11934

9.8CRITICAL

Key Information:

Vendor

Facebook

Status
Folly
Vendor
CVE Published:
4 December 2019

What is CVE-2019-11934?

The vulnerability in Facebook's Folly library arises from improper handling of close_notify alerts, leading to a potential out-of-bounds read in AsyncSSLSocket. This issue affects all versions of Folly prior to v2019.11.04.00, posing a security risk that must be addressed by upgrading to the patched version to ensure continued integrity and security in applications using this library.

Affected Version(s)

folly v2019.11.04.00

folly < unspecified

References

https://github.com/facebook/folly/commit/c321eb588909646c...
x_refsource_MISC
https://www.facebook.com/security/advisories/cve-2019-11934
x_refsource_CONFIRM

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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