Vulnerability Details : CVE-2019-9710
An issue was discovered in webargs before 5.1.3, as used with marshmallow and other products. JSON parsing uses a short-lived cache to store the parsed JSON body. This cache is not thread-safe, meaning that incorrect JSON payloads could have been parsed for concurrent requests.
Products affected by CVE-2019-9710
- cpe:2.3:a:webargs_project:webargs:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2019-9710
0.25%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 65 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2019-9710
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST | |
|
8.1
|
HIGH | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
2.2
|
5.9
|
NIST |
CWE ids for CVE-2019-9710
-
The product contains a code sequence that can run concurrently with other code, and the code sequence requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence that is operating concurrently.Assigned by: nvd@nist.gov (Primary)
References for CVE-2019-9710
-
https://github.com/marshmallow-code/webargs/issues/371
Race conditions for parallel requests due to cache · Issue #371 · marshmallow-code/webargs · GitHubExploit;Issue Tracking;Third Party Advisory
-
https://webargs.readthedocs.io/en/latest/changelog.html
Changelog — webargs 5.4.0 documentationRelease Notes;Third Party Advisory
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