CVE Vulnerability

CVE-2019-11940

In the course of decompressing HPACK inside the HTTP2 protocol, an unexpected sequence of header table resize operations can place the header table into a corrupted state, leading to a use-after-free condition and undefined behavior. This issue affects Proxygen from v0.29.0 until v2017.04.03.00.

7.5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

9.8 /10

CVSS v3.0 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://www.facebook.com/security/advisories/cve-2019-11940 Third Party Advisory
https://github.com/facebook/proxygen/commit/f43b134cc5c19d8532e7fb670a1c02e85f7a8d4f Patch Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:facebook:proxygen:*:*:*:*:*:*:*:*
Information

Published : 2019-12-04 05:16

Updated : 2019-12-17 08:18

NVD link : CVE-2019-11940

Mitre link : CVE-2019-11940

Products Affected
No products.
CWE
CWE-416