Vulnerability Details : CVE-2021-4315
Potential exploit
A vulnerability has been found in NYUCCL psiTurk up to 3.2.0 and classified as critical. This vulnerability affects unknown code of the file psiturk/experiment.py. The manipulation of the argument mode leads to improper neutralization of special elements used in a template engine. The exploit has been disclosed to the public and may be used. Upgrading to version 3.2.1 is able to address this issue. The name of the patch is 47787e15cecd66f2aa87687bf852ae0194a4335f. It is recommended to upgrade the affected component. The identifier of this vulnerability is VDB-219676.
Products affected by CVE-2021-4315
- cpe:2.3:a:psiturk:psiturk:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-4315
0.08%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 20 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-4315
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.2
|
MEDIUM | AV:A/AC:L/Au:S/C:P/I:P/A:P |
5.1
|
6.4
|
VulDB | |
|
5.5
|
MEDIUM | CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L |
2.1
|
3.4
|
VulDB | |
|
5.5
|
MEDIUM | CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L |
2.1
|
3.4
|
VulDB | 2024-02-29 |
|
8.8
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
NIST |
CWE ids for CVE-2021-4315
-
The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.Assigned by: nvd@nist.gov (Primary)
-
The product uses a template engine to insert or process externally-influenced input, but it does not neutralize or incorrectly neutralizes special elements or syntax that can be interpreted as template expressions or other code directives when processed by the engine.Assigned by: cna@vuldb.com (Secondary)
References for CVE-2021-4315
-
https://vuldb.com/?id.219676
Permissions Required
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https://github.com/NYUCCL/psiTurk/releases/tag/v3.2.1
Release v3.2.1 · NYUCCL/psiTurk · GitHubRelease Notes
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https://github.com/NYUCCL/psiTurk/commit/47787e15cecd66f2aa87687bf852ae0194a4335f
Fix SSTI vulnerability in ad and consent pages (#517) · NYUCCL/psiTurk@47787e1 · GitHubPatch
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https://vuldb.com/?ctiid.219676
Permissions Required
-
https://github.com/NYUCCL/psiTurk/pull/517
Fix SSTI vulnerability in ad and consent pages by BlaiseRideout · Pull Request #517 · NYUCCL/psiTurk · GitHubIssue Tracking
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