Description

Bitrix24 through 20.0.975 allows SSRF via an intranet IP address in the services/main/ajax.php?action=attachUrlPreview url parameter, if the destination URL hosts an HTML document containing '<meta name="og:image" content="' followed by an intranet URL.

INFO

Published Date :

June 24, 2020, 3:15 p.m.

Last Modified :

July 2, 2020, 6:27 p.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

3.9
Public PoC/Exploit Available at Github

CVE-2020-13484 has a 1 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2020-13484 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 Bitrix24 bitrix24
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-2020-13484.

URL Resource
https://gist.github.com/mariuszpoplwski/f261a4bc06adde5c78760559db9d63bd Exploit 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).

CVEs, conference materials, research.

Updated: 4 months, 1 week ago
8 stars 0 fork 0 watcher
Born at : May 28, 2020, 11:37 a.m. This repo has been linked 83 different CVEs too.

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

The following list is the news that have been mention CVE-2020-13484 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2020-13484 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 [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Initial Analysis by [email protected]

    Jul. 02, 2020

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:P/I:P/A:P)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://gist.github.com/mariuszpoplwski/f261a4bc06adde5c78760559db9d63bd No Types Assigned https://gist.github.com/mariuszpoplwski/f261a4bc06adde5c78760559db9d63bd Exploit, Third Party Advisory
    Added CWE NIST CWE-918
    Added CPE Configuration OR *cpe:2.3:a:bitrix24:bitrix24:*:*:*:*:*:*:*:* versions up to (including) 20.0.975
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-2020-13484 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2020-13484 weaknesses.

Exploit Prediction

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

0.66 }} 0.14%

score

0.79584

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability