PT-2019-12559 · Facebook · Mcrouter

Published 2019-12-04 · Updated 2020-08-24 · CVE-2019-11923

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Mcrouter versions prior to 0.41.0

Description The issue arises from the deprecated ASCII parser allocating a buffer based on a user-specified length without enforcing a maximum length, leading to potential resource exhaustion or denial of service.

Recommendations For versions prior to 0.41.0, update to version 0.41.0 or later to resolve the issue.

Fix

Allocation of Resources Without Limits

Weakness Enumeration

CWE-770

Related Identifiers

CVE-2019-11923

Affected Products

Mcrouter

References · 5

• https://github.com/facebook/mcrouter/commit/98ce6624cd2563cfdb5da3b2949d5e1e03867034 · Patch
• https://github.com/facebook/mcrouter/releases/tag/v0.41.0-release · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2019-11923 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2019-11923 · Security Note
• https://facebook.com/security/advisories/cve-2019-11923 · Vendor Advisory