High severity · published Dec 4, 2019
CVE-2019-11937
In Mcrouter prior to v0.41.0, a large struct input provided to the Carbon protocol reader could result in stack exhaustion and denial of service
7.5
CVSS
1.4%
EPSS
No
On KEV
Description
In Mcrouter prior to v0.41.0, a large struct input provided to the Carbon protocol reader could result in stack exhaustion and denial of service.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.4% · higher than 73% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MC
Mcrouter · Facebook
before 0.41.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-11937
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-11937
Patch
https://github.com/facebook/mcrouter/commit/97e033b3bb0cb16b61bf49f0dc7f311a3e0edd1b
Release Notes
https://github.com/facebook/mcrouter/releases/tag/v0.41.0-release
Vendor Advisory
https://www.facebook.com/security/advisories/cve-2019-11937
More from Mcrouter
7.5
CVE-2019-11923
In Mcrouter prior to v0.41.0, the deprecated ASCII parser would allocate a buffer to a user-specified length with no maximum length enforced, allowing for resource exhaustion or…