Multiple vulnerabilities in PaperCut NG
| Risk | High |
| Patch available | YES |
| Number of vulnerabilities | 3 |
| CVE-ID | CVE-2023-39143 CVE-2023-3486 CVE-2022-21724 |
| CWE-ID | CWE-22 CWE-400 CWE-665 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software |
PaperCut NG Other software / Other software solutions |
| Vendor | PaperCut Software |
Security Bulletin
This security bulletin contains information about 3 vulnerabilities.
1) Path traversal
EUVDB-ID: #VU78661
Risk: High
CVSSv3.1: 7.1 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2023-39143
CWE-ID:
CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform directory traversal attacks.
The vulnerability exists due to input validation error when processing directory traversal sequences in the applications API interface. A remote non-authenticated attacker can send a specially crafted HTTP request and read or write arbitrary files on the system.
MitigationInstall update from vendor's website.
Vulnerable software versionsPaperCut NG: 22.0.1 - 22.1.2
CPE2.3 External linkshttp://www.papercut.com/kb/Main/SecurityBulletinJuly2023/
http://www.horizon3.ai/cve-2023-39143-papercut-path-traversal-file-upload-rce-vulnerability/
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
2) Resource exhaustion
EUVDB-ID: #VU78660
Risk: Medium
CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2023-3486
CWE-ID:
CWE-400 - Resource exhaustion
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to application does not properly control consumption of internal resources. A remote attacker can trigger resource exhaustion by exhausting all available disk space and perform a denial of service (DoS) attack.
MitigationInstall updates from vendor's website.
Vulnerable software versionsPaperCut NG: 22.0.1 - 22.1.2
CPE2.3http://www.tenable.com/security/research/tra-2023-23
http://www.papercut.com/kb/Main/SecurityBulletinJuly2023/
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
3) Improper initialization
EUVDB-ID: #VU62714
Risk: Medium
CVSSv3.1: 6.4 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2022-21724
CWE-ID:
CWE-665 - Improper Initialization
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to escalate privileges on the system.
The vulnerability exists due to improper initialization in pgjdbc driver when handling attacker-controlled URL in connection properties as the driver does not verify if the class implements the expected interface before instantiating the class. A remote attacker can pass specially crafted URL to the affected application and execute arbitrary code in the system.
Install updates from vendor's website.
Vulnerable software versionsPaperCut NG: 22.0.1 - 22.1.2
CPE2.3http://www.papercut.com/kb/Main/SecurityBulletinJuly2023/
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
