OpenVPN 2.1.28.0 Crafted Program program.exe unquoted search path

CVSS Meta Temp Score
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CTI Interest Score
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7.6$0-$5k0.00

Summaryinfo

A vulnerability has been found in OpenVPN 2.1.28.0 and classified as problematic. Affected by this issue is some unknown functionality of the file program.exe of the component Crafted Program. Performing a manipulation results in unquoted search path. This vulnerability is identified as CVE-2014-5455. Additionally, an exploit exists.

Detailsinfo

A vulnerability classified as critical has been found in OpenVPN 2.1.28.0 (Network Encryption Software). This affects an unknown part of the file program.exe of the component Crafted Program. The manipulation with an unknown input leads to a unquoted search path vulnerability. CWE is classifying the issue as CWE-428. The product uses a search path that contains an unquoted element, in which the element contains whitespace or other separators. This can cause the product to access resources in a parent path. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Unquoted Windows search path vulnerability in the ptservice service in PrivateTunnel 2.3.8, as bundled in OpenVPN 2.1.28.0 allows local users to gain privileges via a crafted program.exe file in the %SYSTEMDRIVE% folder.

The weakness was released 08/25/2014 (Website). It is possible to read the advisory at zeroscience.mk. This vulnerability is uniquely identified as CVE-2014-5455 since 08/25/2014. Attacking locally is a requirement. No form of authentication is needed for exploitation. Technical details and a public exploit are known. The attack technique deployed by this issue is T1574.009 according to MITRE ATT&CK.

A public exploit has been developed by LiquidWorm and been published even before and not after the advisory. The exploit is shared for download at exploit-db.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 44 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 63155 (Microsoft Windows Unquoted Service Path Enumeration), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows. The commercial vulnerability scanner Qualys is able to test this issue with plugin 122578 (OpenVPN PrivateTunnel 'ptservice' Service Local Arbitrary Code Execution Vulnerability).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at Exploit-DB (34037), Tenable (63155), OSVDB (109007†) and Vulnerability Center (SBV-46129†). Entries connected to this vulnerability are available at VDB-8077, VDB-67209 and VDB-66473. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.4
VulDB Meta Temp Score: 7.6

VulDB Base Score: 8.4
VulDB Temp Score: 7.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Unquoted search path
CWE: CWE-428 / CWE-426
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: LiquidWorm
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 63155
Nessus Name: Microsoft Windows Unquoted Service Path Enumeration
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Patch: github.com

Timelineinfo

12/05/2012 🔍
07/12/2014 +584 days 🔍
07/12/2014 +0 days 🔍
08/25/2014 +44 days 🔍
08/25/2014 +0 days 🔍
08/25/2014 +0 days 🔍
09/17/2014 +23 days 🔍
03/26/2015 +190 days 🔍
12/15/2024 +3552 days 🔍

Sourcesinfo

Advisory: 127439
Status: Confirmed

CVE: CVE-2014-5455 (🔍)
GCVE (CVE): GCVE-0-2014-5455
GCVE (VulDB): GCVE-100-70731
SecurityFocus: 58591
OSVDB: 109007
Vulnerability Center: 46129 - OpenVPN 2.1.28.0 PrivateTunnel \x27ptservice\x27 Local Privileges Escalation Vulnerability via a Crafted program.exe File, Medium

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 03/26/2015 12:07
Updated: 12/15/2024 04:25
Changes: 03/26/2015 12:07 (58), 06/06/2017 08:29 (9), 03/28/2022 14:52 (4), 03/28/2022 14:55 (2), 12/15/2024 04:25 (22)
Complete: 🔍
Cache ID: 216:92C:103

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