# CVE-2020-18701: PYSEC-2021-341 - Incorrect Access Control in Lin-CMS-Flask v0.1.1 allows remote attackers to obtain sensitive…

Source: https://junglewise.ai/threats/cve-2020-18701-pysec-2021-341-incorrect-access-control-in-lin-cms-flask-v0-1-1  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2021-08-16  
License: CC BY 4.0 with a link back

CVE-2020-18701 · Severity: info · Published 2021-08-16

Incorrect Access Control in Lin-CMS-Flask v0.1.1 allows remote attackers to obtain sensitive information and/or gain privileges due to the application not invalidating a user's authentication token upon logout, which allows for replaying packets.

Technologies: [lin-cms (PyPI)](https://junglewise.ai/threats/technologies/lin-cms). Vendors: [PyPI](https://junglewise.ai/threats/vendors/pypi).

## Quick answers

**Is CVE-2020-18701 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2020-18701 being exploited in the wild.

**How severe is CVE-2020-18701?** Informational severity, published 16 August 2021.

**Which products and versions are affected?** lin-cms (PyPI) ECOSYSTEM:introduced=0.

**Is there a fix for CVE-2020-18701?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**Am I affected by CVE-2020-18701?** Check whether you run lin-cms (PyPI) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Affected products

- lin-cms (PyPI) ECOSYSTEM:introduced=0

## Identifiers

- CVE-2020-18701
- PYSEC-2021-341

## Related threats

- [PYSEC-2026-839 - Lin CMS vulnerable to Improper Authentication](https://junglewise.ai/threats/cve-2022-44244-lin-cms-vulnerable-to-improper-authentication)
- [Lin-CMS-Flask Cross Site Scripting (XSS) vulnerability](https://junglewise.ai/threats/cve-2020-18699-lin-cms-flask-cross-site-scripting-xss-vulnerability)
- [Lin-CMS-Flask vulnerable to Improper Authentication](https://junglewise.ai/threats/cve-2020-18698-lin-cms-flask-vulnerable-to-improper-authentication)