CVE-2023-27350
PaperCut MF/NG Improper Access Control Vulnerabili - [Actively Exploited]
Description
This vulnerability allows remote attackers to bypass authentication on affected installations of PaperCut NG 22.0.5 (Build 63914). Authentication is not required to exploit this vulnerability. The specific flaw exists within the SetupCompleted class. The issue results from improper access control. An attacker can leverage this vulnerability to bypass authentication and execute arbitrary code in the context of SYSTEM. Was ZDI-CAN-18987.
INFO
Published Date :
April 20, 2023, 4:15 p.m.
Last Modified :
June 27, 2024, 7:30 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
5.9
Exploitability Score :
3.9
CISA KEV (Known Exploited Vulnerabilities)
For the benefit of the cybersecurity community and network defenders—and to help every organization better manage vulnerabilities and keep pace with threat activity—CISA maintains the authoritative source of vulnerabilities that have been exploited in the wild.
PaperCut MF/NG contains an improper access control vulnerability within the SetupCompleted class that allows authentication bypass and code execution in the context of system.
Apply updates per vendor instructions.
https://www.papercut.com/kb/Main/PO-1216-and-PO-1219
Public PoC/Exploit Available at Github
CVE-2023-27350 has a 24 public PoC/Exploit
available at Github.
Go to the Public Exploits
tab to see the list.
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-2023-27350
.
URL | Resource |
---|---|
http://packetstormsecurity.com/files/171982/PaperCut-MF-NG-Authentication-Bypass-Remote-Code-Execution.html | Third Party Advisory VDB Entry |
http://packetstormsecurity.com/files/172022/PaperCut-NG-MG-22.0.4-Authentication-Bypass.html | Exploit Third Party Advisory VDB Entry |
http://packetstormsecurity.com/files/172512/PaperCut-NG-MG-22.0.4-Remote-Code-Execution.html | Exploit Third Party Advisory VDB Entry |
http://packetstormsecurity.com/files/172780/PaperCut-PaperCutNG-Authentication-Bypass.html | Exploit Third Party Advisory VDB Entry |
https://news.sophos.com/en-us/2023/04/27/increased-exploitation-of-papercut-drawing-blood-around-the-internet/ | Third Party Advisory |
https://www.papercut.com/kb/Main/PO-1216-and-PO-1219 | Vendor Advisory |
https://www.zerodayinitiative.com/advisories/ZDI-23-233/ | Third Party Advisory VDB Entry |
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).
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None
None
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Assembly Python Shell PHP C++ C Go Ruby HTML Java
Repository of IOCs that can be pulled into tools.
Python PowerShell YARA
None
PoC. Severity critical.
Shell Ruby Python PHP
PoC. Severity critical.
cve-2023-1671 cve-2023-27350 cve-2023-2868 cve-2023-3519 cve-2023-34960 exploit poc cve-2023-28121 cve-2023-28771 cve-2023-35885 cve-2023-38646 cve-2023-34124 citrix sonicwall cve-2023-4596 cve-2023-26469 cve-2023-23333 ivanti cve-2023-40044 cve-2023-22515
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Linux based vulnerabilities (CVE) exploit detection through runtime security using Falco/Osquery/Yara/Sigma
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Open Policy Agent
Python 2.7
Python
A repository of example ronin exploits
examples exploits poc ronin-rb ruby ronin-exploits hacktoberfest
Ruby
Perfom With Massive Authentication Bypass In PaperCut MF/NG
authentication-bypass papercut vulnerability-scanners
Python
Config files for my GitHub profile.
config github-config
Exploit for Papercut CVE-2023-27350. [+] Reverse shell [+] Mass checking
Python
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2023-27350
vulnerability anywhere in the article.
- TheCyberThrone
Top 15 Most Exploited Vulnerabilities in 2023
In a joint cybersecurity advisory, the security agencies across the world have identified the most exploited vulnerabilities of 2023. This advisory, coauthored by the Cybersecurity and Infrastructure ... Read more
- The Register
Five Eyes infosec agencies list 2024's most exploited software flaws
The cyber security agencies of the UK, US, Canada, Australia, and New Zealand have issued their annual list of the 15 most exploited vulnerabilities, and warned that attacks on zero-day exploits have ... Read more
- Cybersecurity News
2023’s Most Exploited Vulnerabilities: A Global Cybersecurity Advisory
In a joint cybersecurity advisory, the top cybersecurity agencies from the United States, Australia, Canada, New Zealand, and the United Kingdom have identified the most exploited vulnerabilities of 2 ... Read more
- AttackIQ
Response to CISA Advisory (AA24-317A): 2023 Top Routinely Exploited Vulnerabilities
On November 12, 2024, the U.S. Cybersecurity & Infrastructure Security Agency (CISA) released a Cybersecurity Advisory (CSA) providing details on the Common Vulnerabilities and Exposures (CVEs) routin ... Read more
- The Cyber Express
Top 15 Exploited Cyber Vulnerabilities Revealed: Five Eyes Alliance Urges Immediate Patching
The FBI, NSA, and allied agencies within the Five Eyes intelligence network have published a list of the 15 most exploited vulnerabilities from 2023. The cybersecurity advisory, a collaborative effort ... Read more
- BleepingComputer
FBI, CISA, and NSA reveal most exploited vulnerabilities of 2023
The FBI, the NSA, and cybersecurity authorities of the Five Eyes intelligence alliance have released today a list of the top 15 routinely exploited vulnerabilities throughout last year. A joint advis ... Read more
- security.nl
VS publiceert overzicht van meest misbruikte kwetsbaarheden in 2023
De Amerikaanse autoriteiten hebben samen met cyberagentschappen uit Australië, Canada, Nieuw-Zeeland en het Verenigd Koninkrijk een overzicht van de meest misbruikte kwetsbaarheden in 2023 opgesteld. ... Read more
- Cyber Security News
Weekly Cyber Security News Letter – Data Breaches, Vulnerability, Cyber Attack & More
The essential intelligence briefing for the security community is accomplished through the weekly cybersecurity newsletter. As it discusses a range of things including new strains of malware, advanced ... Read more
The following table lists the changes that have been made to the
CVE-2023-27350
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.
-
Modified Analysis by [email protected]
Jun. 27, 2024
Action Type Old Value New Value Changed Reference Type http://packetstormsecurity.com/files/172512/PaperCut-NG-MG-22.0.4-Remote-Code-Execution.html No Types Assigned http://packetstormsecurity.com/files/172512/PaperCut-NG-MG-22.0.4-Remote-Code-Execution.html Exploit, Third Party Advisory, VDB Entry Changed Reference Type http://packetstormsecurity.com/files/172780/PaperCut-PaperCutNG-Authentication-Bypass.html No Types Assigned http://packetstormsecurity.com/files/172780/PaperCut-PaperCutNG-Authentication-Bypass.html Exploit, Third Party Advisory, VDB Entry -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
Jun. 07, 2023
Action Type Old Value New Value Added Reference http://packetstormsecurity.com/files/172780/PaperCut-PaperCutNG-Authentication-Bypass.html [No Types Assigned] -
CVE Modified by [email protected]
May. 24, 2023
Action Type Old Value New Value Added Reference http://packetstormsecurity.com/files/172512/PaperCut-NG-MG-22.0.4-Remote-Code-Execution.html [No Types Assigned] -
Initial Analysis by [email protected]
May. 02, 2023
Action Type Old Value New Value Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Changed Reference Type http://packetstormsecurity.com/files/171982/PaperCut-MF-NG-Authentication-Bypass-Remote-Code-Execution.html No Types Assigned http://packetstormsecurity.com/files/171982/PaperCut-MF-NG-Authentication-Bypass-Remote-Code-Execution.html Third Party Advisory, VDB Entry Changed Reference Type http://packetstormsecurity.com/files/172022/PaperCut-NG-MG-22.0.4-Authentication-Bypass.html No Types Assigned http://packetstormsecurity.com/files/172022/PaperCut-NG-MG-22.0.4-Authentication-Bypass.html Exploit, Third Party Advisory, VDB Entry Changed Reference Type https://news.sophos.com/en-us/2023/04/27/increased-exploitation-of-papercut-drawing-blood-around-the-internet/ No Types Assigned https://news.sophos.com/en-us/2023/04/27/increased-exploitation-of-papercut-drawing-blood-around-the-internet/ Third Party Advisory Changed Reference Type https://www.papercut.com/kb/Main/PO-1216-and-PO-1219 No Types Assigned https://www.papercut.com/kb/Main/PO-1216-and-PO-1219 Vendor Advisory Changed Reference Type https://www.zerodayinitiative.com/advisories/ZDI-23-233/ No Types Assigned https://www.zerodayinitiative.com/advisories/ZDI-23-233/ Third Party Advisory, VDB Entry Added CWE NIST NVD-CWE-Other Added CPE Configuration OR *cpe:2.3:a:papercut:papercut_mf:*:*:*:*:*:*:*:* versions from (including) 8.0.0 up to (excluding) 20.1.7 *cpe:2.3:a:papercut:papercut_mf:*:*:*:*:*:*:*:* versions from (including) 21.0.0 up to (excluding) 21.2.11 *cpe:2.3:a:papercut:papercut_mf:*:*:*:*:*:*:*:* versions from (including) 22.0.0 up to (excluding) 22.0.9 *cpe:2.3:a:papercut:papercut_ng:*:*:*:*:*:*:*:* versions from (including) 8.0.0 up to (excluding) 20.1.7 *cpe:2.3:a:papercut:papercut_ng:*:*:*:*:*:*:*:* versions from (including) 21.0.0 up to (excluding) 21.2.11 *cpe:2.3:a:papercut:papercut_ng:*:*:*:*:*:*:*:* versions from (including) 22.0.0 up to (excluding) 22.0.9 -
CVE Modified by [email protected]
Apr. 27, 2023
Action Type Old Value New Value Added Reference https://news.sophos.com/en-us/2023/04/27/increased-exploitation-of-papercut-drawing-blood-around-the-internet/ [No Types Assigned] -
CVE Modified by [email protected]
Apr. 26, 2023
Action Type Old Value New Value Added Reference http://packetstormsecurity.com/files/172022/PaperCut-NG-MG-22.0.4-Authentication-Bypass.html [No Types Assigned] -
CVE Modified by [email protected]
Apr. 25, 2023
Action Type Old Value New Value Added Reference http://packetstormsecurity.com/files/171982/PaperCut-MF-NG-Authentication-Bypass-Remote-Code-Execution.html [No Types Assigned] -
CVE Modified by [email protected]
Apr. 20, 2023
Action Type Old Value New Value Changed Description This vulnerability allows remote attackers to bypass authentication on affected installations of PaperCut NG PaperCut NG 22.0.5 (Build 63914). Authentication is not required to exploit this vulnerability. The specific flaw exists within the SetupCompleted class. The issue results from improper access control. An attacker can leverage this vulnerability to bypass authentication and execute arbitrary code in the context of SYSTEM. Was ZDI-CAN-18987. This vulnerability allows remote attackers to bypass authentication on affected installations of PaperCut NG 22.0.5 (Build 63914). Authentication is not required to exploit this vulnerability. The specific flaw exists within the SetupCompleted class. The issue results from improper access control. An attacker can leverage this vulnerability to bypass authentication and execute arbitrary code in the context of SYSTEM. Was ZDI-CAN-18987.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2023-27350
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-2023-27350
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
96.92 }} -0.03%
score
0.99765
percentile