Denial of Service Issue in Facebook Thrift Servers
CVE-2019-3558

7.5HIGH

Key Information:

Vendor

Facebook

Status
Facebook Thrift
Vendor
CVE Published:
6 May 2019

What is CVE-2019-3558?

Facebook Thrift servers exhibit a vulnerability where they fail to handle messages with unknown field types properly. This flaw allows malicious clients to send short messages that result in prolonged parsing times for the server, which can cause a denial of service. This issue impacts versions of Facebook Thrift released before February 18, 2019.

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Affected Version(s)

Facebook Thrift v2019.02.18.00

Facebook Thrift < unspecified

References

https://github.com/facebook/fbthrift/commit/c5d6e07588cd0...
x_refsource_MISC
https://www.facebook.com/security/advisories/cve-2019-3558
x_refsource_MISC
http://www.securityfocus.com/bid/108274
vdb-entryx_refsource_BID

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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