Buffer Underflow Vulnerability in Wangle by Facebook
CVE-2019-3563

9.8CRITICAL

Key Information:

Vendor

Facebook

Status
Wangle
Vendor
CVE Published:
29 April 2019

What is CVE-2019-3563?

Wangle's LineBasedFrameDecoder contains a flaw in its logic for newline identification, which can improperly advance a buffer. This flaw could potentially lead to a buffer underflow condition, compromising software performance and reliability in versions prior to v2019.04.22.00. Users are advised to upgrade to the latest version to mitigate this issue.

Affected Version(s)

Wangle v2019.04.22.00

Wangle < unspecified

References

https://github.com/facebook/wangle/commit/5b3bceca875e4ea...
x_refsource_MISC

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.