High severity · published Oct 31, 2023
CVE-2023-46245
Kimai (Authenticated) SSTI to RCE by Uploading a Malicious Twig File
7.2
CVSS
1.5%
EPSS
No
On KEV
Description
Kimai is a web-based multi-user time-tracking application. Versions prior to 2.1.0 are vulnerable to a Server-Side Template Injection (SSTI) which can be escalated to Remote Code Execution (RCE). The vulnerability arises when a malicious user uploads a specially crafted Twig file, exploiting the software's PDF and HTML rendering functionalities. Version 2.1.0 enables security measures for custom Twig templates.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.5% · higher than 74% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
KI
kimai · kimai
< 2.1.0 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-46245
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-46245
github.com
https://github.com/kimai/kimai/commit/38e37f1c2e91e1acb221ec5c13f11b735bd50ae4
Exploit
https://github.com/kimai/kimai/security/advisories/GHSA-fjhg-96cp-6fcw
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