CVEvulnerability
CVE-2019-11940
9.8 CRITICAL
Official page ↗
- Status
- Modified
- Published
- 2019-12-04
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 7.5 HIGH — AV:N/AC:L/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-416
Description
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.
Affected configurations
• facebook proxygen (>= 0.29.0 <= 2017.04.03.00)
Related
Weakness · CWE (1)
- CWE-416 Use After Free weakness
References
- https://github.com/facebook/proxygen/commit/f43b134cc5c19d8532e7fb670a1c02e85f7a8d4f Patch, Third Party Advisory
- https://www.facebook.com/security/advisories/cve-2019-11940 Third Party Advisory
- https://github.com/facebook/proxygen/commit/f43b134cc5c19d8532e7fb670a1c02e85f7a8d4f Patch, Third Party Advisory
- https://www.facebook.com/security/advisories/cve-2019-11940 Third Party Advisory