zzcms 8.3 flv path traversal

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.4$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in zzcms 8.3. This impacts an unknown function. Performing a manipulation of the argument flv results in path traversal. This vulnerability is known as CVE-2018-16344. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability was found in zzcms 8.3 (Content Management System). It has been classified as critical. This affects an unknown functionality. The manipulation of the argument flv with an unknown input leads to a path traversal vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

An issue was discovered in zzcms 8.3. It allows remote attackers to delete arbitrary files via directory traversal sequences in the flv parameter. This can be leveraged for database access by deleting install.lock.

The bug was discovered 08/23/2018. The weakness was published 09/02/2018 (Website). It is possible to read the advisory at github.com. This vulnerability is uniquely identified as CVE-2018-16344 since 09/02/2018. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1006 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 10 days. During that time the estimated underground price was around $0-$5k.

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

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.4
VulDB Meta Temp Score: 7.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
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: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/23/2018 🔍
09/02/2018 +9 days 🔍
09/02/2018 +0 days 🔍
09/02/2018 +0 days 🔍
09/03/2018 +1 days 🔍
03/20/2020 +564 days 🔍

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2018-16344 (🔍)
GCVE (CVE): GCVE-0-2018-16344
GCVE (VulDB): GCVE-100-123495

Entryinfo

Created: 09/03/2018 06:46
Updated: 03/20/2020 07:04
Changes: 09/03/2018 06:46 (57), 03/20/2020 07:04 (1)
Complete: 🔍
Cache ID: 216::103

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