Home/CVE/Improper handling of close_notify alerts can result in an out-of-bounds read in AsyncSSLSocket. This issue affects folly
CVE

CVE-2019-11934

Improper handling of close_notify alerts can result in an out-of-bounds read in AsyncSSLSocket. This issue affects folly

Improper handling of close_notify alerts can result in an out-of-bounds read in AsyncSSLSocket. This issue affects folly prior to v2019.11.04.00.

CRITICAL · CVSS 9.8 EPSS 0.00418
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-125Out-of-bounds Read
▤

Affected Products & Versions

1
facebook folly< 2019.11.04.00
▣

Scoring & Timeline

9.8
CRITICAL · CVSS v3.1 · cve-assign@fb.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD04 Dec 2019 · 05:16 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
🔗

References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/facebook/folly/commit/c321eb588909646c15aefde035fd3133ba32cdeePatchThird Party Advisory
https://www.facebook.com/security/advisories/cve-2019-11934Third Party Advisory
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