Vulnerability Details : CVE-2019-6292
An issue was discovered in singledocparser.cpp in yaml-cpp (aka LibYaml-C++) 0.6.2. Stack Exhaustion occurs in YAML::SingleDocParser, and there is a stack consumption problem caused by recursive stack frames: HandleCompactMap, HandleMap, HandleFlowSequence, HandleSequence, HandleNode. Remote attackers could leverage this vulnerability to cause a denial-of-service via a cpp file.
Vulnerability category: Denial of service
Products affected by CVE-2019-6292
- cpe:2.3:a:yaml-cpp_project:yaml-cpp:0.6.2:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2019-6292
0.18%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 56 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2019-6292
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:N/A:P |
8.6
|
2.9
|
NIST | |
|
6.5
|
MEDIUM | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
2.8
|
3.6
|
NIST |
CWE ids for CVE-2019-6292
-
The product does not properly control the amount of recursion that takes place, consuming excessive resources, such as allocated memory or the program stack.Assigned by: nvd@nist.gov (Primary)
References for CVE-2019-6292
-
https://github.com/jbeder/yaml-cpp/issues/657
Recursive Stack Frames: HandleCompactMap, HandleMap, HandleFlowSequence, HandleSequence, HandleNode · Issue #657 · jbeder/yaml-cpp · GitHubExploit;Third Party Advisory
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