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© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2019-3564

24
FAUCET Score

CVE-2019-3564 describes a denial-of-service vulnerability affecting Facebook Thrift servers prior to version v2019.03.04.00. Malicious clients could send specially crafted short messages containing containers of unknown field types, causing the server to expend excessive resources during parsing and leading to a denial of service. This vulnerability has a CVSS score of 7.5 (High), indicating a network-exploitable issue with low attack complexity and high availability impact. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 2019.03.04.00CPE matchmatch criteria
cpe:2.3:a:facebook:thrift:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.99%
Probability of exploitation in next 30 days
EPSS Percentile
78.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0199 is in the 62nd percentile among its peer group of 51,485 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

github_advisorypatch availablevia nvd_reference
View patch
gopatch availablevia ghsa
Product: github.com/facebook/fbthriftFixed in: 0.31.1-0.20190225164308-c461c1bd1a3e

Vendor Advisories (1)

goGHSA-x4rg-4545-4w7whigh

Improper Input Validation and Excessive Iteration in Go Facebook Thrift

Feb 15, 2022

References

github.com / facebook/fbthrift/commit/c461c1bd1a3e130b181aa9c854da3030cd4b5156
PatchThird Party Advisory
lists.apache.org / thread.html/rd0e44e8ef71eeaaa3cf3d1b8b41eb25894372e2995ec908ce7624d26%40%3Ccommits.pulsar.apache.org%3E
facebook.com / security/advisories/cve-2019-3564
Vendor Advisory