Vulnerability Details : CVE-2019-3553
C++ Facebook Thrift servers would not error upon receiving messages declaring containers of sizes larger than the payload. As a result, malicious clients could send short messages which would result in a large memory allocation, potentially leading to denial of service. This issue affects Facebook Thrift prior to v2020.02.03.00.
Vulnerability category: Denial of service
Exploit prediction scoring system (EPSS) score for CVE-2019-3553
Probability of exploitation activity in the next 30 days: 0.16%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 52 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2019-3553
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Source |
---|---|---|---|---|---|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
nvd@nist.gov |
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
nvd@nist.gov |
CWE ids for CVE-2019-3553
-
The product allocates a reusable resource or group of resources on behalf of an actor without imposing any restrictions on the size or number of resources that can be allocated, in violation of the intended security policy for that actor.Assigned by:
- cve-assign@fb.com (Secondary)
- nvd@nist.gov (Primary)
References for CVE-2019-3553
-
https://github.com/facebook/fbthrift/commit/c9a903e5902834e95bbd4ab0e9fa53ba0189f351
Better handling of truncated data when reading strings · facebook/fbthrift@c9a903e · GitHubPatch;Third Party Advisory
-
https://github.com/facebook/fbthrift/commit/3f156207e8a6583d88999487e954320dc18955e6
Better handling of truncated data when reading containers · facebook/fbthrift@3f15620 · GitHubPatch;Third Party Advisory
-
https://www.facebook.com/security/advisories/cve-2019-3553
FacebookVendor Advisory
Products affected by CVE-2019-3553
- cpe:2.3:a:facebook:thrift:*:*:*:*:*:*:*:*