High severity · published Nov 15, 2024
CVE-2021-3742
Server-Side Request Forgery (SSRF) in chatwoot/chatwoot
8.8
CVSS
0.4%
EPSS
No
On KEV
Description
A Server-Side Request Forgery (SSRF) vulnerability was discovered in chatwoot/chatwoot, affecting all versions prior to 2.5.0. The vulnerability allows an attacker to upload an SVG file containing a malicious SSRF payload. When the SVG file is used as an avatar and opened in a new tab, it can trigger the SSRF, potentially leading to host redirection.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 34% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CH
chatwoot/chatwoot · chatwoot
before 2.5.0 · source: vendor
CH
Chatwoot · Chatwoot
before 2.5.0 · source: NVD, CISA
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-3742
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-3742
Product
https://github.com/chatwoot/chatwoot/commit/6fdd4a29969be8423f31890b807d27d13627c50c
Broken Link
https://huntr.com/bounties/1625472546121-chatwoot/chatwoot
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