CVE-2019-3563
CRITICALCVSS 9.8/10EPSS 1.71%
Last modified
CVE-2019-3563 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Wangle's LineBasedFrameDecoder contains logic for identifying newlines which incorrectly advances a buffer, leading to a potential underflow. This affects versions of Wangle prior to v2019.04.22.00. EPSS estimates a 1.71% chance of exploitation in the next 30 days.
Description
Wangle's LineBasedFrameDecoder contains logic for identifying newlines which incorrectly advances a buffer, leading to a potential underflow. This affects versions of Wangle prior to v2019.04.22.00
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Wangle | < 2019.04.22.00 |
References
- https://github.com/facebook/wangle/commit/5b3bceca875e4ea4ed9d14c20b20ce46c92c13c6Patch, Third Party Advisory
- https://github.com/facebook/wangle/commit/5b3bceca875e4ea4ed9d14c20b20ce46c92c13c6Patch, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2019-3563?
Wangle's LineBasedFrameDecoder contains logic for identifying newlines which incorrectly advances a buffer, leading to a potential underflow. This affects versions of Wangle prior to v2019.04.22.00
How severe is CVE-2019-3563?
CVE-2019-3563 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.71% probability of exploitation in the next 30 days.
How do I fix CVE-2019-3563?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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Are you affected by CVE-2019-3563?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST