6.1
MEDIUM
CVE-2021-4253
Ctrlo Lenio Cross Site Scripting Vulnerability
Description

A vulnerability, which was classified as problematic, was found in ctrlo lenio. Affected is an unknown function in the library lib/Lenio.pm of the component Ticket Handler. The manipulation of the argument site_id leads to cross site scripting. It is possible to launch the attack remotely. The name of the patch is 7a1f90bd2a0ce95b8338ec0926902da975ec64d9. It is recommended to apply a patch to fix this issue. VDB-216210 is the identifier assigned to this vulnerability.

INFO

Published Date :

Dec. 18, 2022, 10:15 p.m.

Last Modified :

Nov. 21, 2024, 6:37 a.m.

Remotely Exploitable :

Yes !

Impact Score :

2.7

Exploitability Score :

2.8
Affected Products

The following products are affected by CVE-2021-4253 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Ctrlo lenio
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2021-4253.

URL Resource
https://github.com/ctrlo/lenio/commit/7a1f90bd2a0ce95b8338ec0926902da975ec64d9 Patch Third Party Advisory
https://vuldb.com/?id.216210 Permissions Required Third Party Advisory
https://github.com/ctrlo/lenio/commit/7a1f90bd2a0ce95b8338ec0926902da975ec64d9 Patch Third Party Advisory
https://vuldb.com/?id.216210 Permissions Required Third Party Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2021-4253 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-4253 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference https://github.com/ctrlo/lenio/commit/7a1f90bd2a0ce95b8338ec0926902da975ec64d9
    Added Reference https://vuldb.com/?id.216210
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Nov. 07, 2023

    Action Type Old Value New Value
    Removed CWE VulDB CWE-79
    Removed CWE VulDB CWE-74
  • Initial Analysis by [email protected]

    Dec. 22, 2022

    Action Type Old Value New Value
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
    Changed Reference Type https://github.com/ctrlo/lenio/commit/7a1f90bd2a0ce95b8338ec0926902da975ec64d9 No Types Assigned https://github.com/ctrlo/lenio/commit/7a1f90bd2a0ce95b8338ec0926902da975ec64d9 Patch, Third Party Advisory
    Changed Reference Type https://vuldb.com/?id.216210 No Types Assigned https://vuldb.com/?id.216210 Permissions Required, Third Party Advisory
    Added CPE Configuration OR *cpe:2.3:a:ctrlo:lenio:*:*:*:*:*:*:*:* versions up to (excluding) 2021-02-09
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2021-4253 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.06 }} -0.02%

score

0.15400

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
© cvefeed.io
Latest DB Update: May. 24, 2025 18:13