Vulnerability · Published Jan 28, 2023 · Assigned by VulDB
CVE-2021-4315NYUCCL psiTurk experiment.py special elements used in a template engine
Medium 5.5
In plain English
A medium-severity security flaw in psiTurk from NYUCCL. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.9% (higher than 60% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Official description
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.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| PyPI | psiturk | 3.2.1 | GHSA-9mq4-9556-6qxq |
| PyPI | psiturk | 3.2.1 | PYSEC-2023-43 |
Affected products (as reported)
Weakness: CWE-1336 · Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
References
- https://vuldb.com/?id.219676 vdb-entry, technical-description
- https://vuldb.com/?ctiid.219676 signature, permissions-required
- https://github.com/NYUCCL/psiTurk/pull/517 exploit, issue-tracking
- https://github.com/NYUCCL/psiTurk/commit/47787e15cecd66f2aa87687bf852ae0194a4335f patch
- https://github.com/NYUCCL/psiTurk/releases/tag/v3.2.1 patch