SibSoft Xfilesharing up to 2.5.1 tmpl path traversal

CVSS Meta Temp Score
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CTI Interest Score
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6.1$0-$5k0.00

Summaryinfo

A vulnerability was found in SibSoft Xfilesharing up to 2.5.1. It has been declared as critical. Affected by this vulnerability is an unknown functionality. Such manipulation of the argument tmpl leads to path traversal. This vulnerability is listed as CVE-2019-18951. The attack may be performed from remote. In addition, an exploit is available.

Detailsinfo

A vulnerability was found in SibSoft Xfilesharing up to 2.5.1 and classified as critical. Affected by this issue is some unknown processing. The manipulation of the argument tmpl with an unknown input leads to a path traversal vulnerability. Using CWE to declare the problem leads to CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. Impacted is confidentiality. CVE summarizes:

SibSoft Xfilesharing through 2.5.1 allows op=page&tmpl=../ directory traversal to read arbitrary files.

The weakness was presented 11/13/2019. This vulnerability is handled as CVE-2019-18951 since 11/13/2019. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details as well as a public exploit are known. The MITRE ATT&CK project declares the attack technique as T1006.

The exploit is available at exploit-db.com. It is declared as proof-of-concept.

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 vulnerability database at Exploit-DB (47659). See VDB-145509 for similar entry. Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.1

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Path traversal
CWE: CWE-22
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/13/2019 🔍
11/13/2019 +0 days 🔍
11/14/2019 +1 days 🔍
09/25/2025 +2142 days 🔍

Sourcesinfo

Advisory: 155324
Status: Not defined

CVE: CVE-2019-18951 (🔍)
GCVE (CVE): GCVE-0-2019-18951
GCVE (VulDB): GCVE-100-145508
scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 11/14/2019 16:11
Updated: 09/25/2025 14:17
Changes: 11/14/2019 16:11 (36), 11/14/2019 16:16 (17), 02/13/2024 15:46 (4), 09/25/2025 14:17 (25)
Complete: 🔍
Cache ID: 216::103

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