Webmin 1.890 backdoor

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
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CTI Interest Score
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7.3$0-$5k0.00

A vulnerability classified as critical has been found in Webmin 1.890 (Software Management Software). This affects an unknown functionality. The manipulation with an unknown input leads to a backdoor vulnerability. CWE is classifying the issue as CWE-912. The product contains functionality that is not documented, not part of the specification, and not accessible through an interface or command sequence that is obvious to the product's users or administrators. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Webmin 1.890, in a default installation, contains a backdoor that allows an unauthenticated attacker to remotely execute commands. This is different from CVE-2019-15107. NOTE: as of 2019-08-19, the vendor reports that "at some point" malicious code was inserted into their build infrastructure, but was not inserted into any GitHub repository.

The weakness was disclosed 08/20/2019. This vulnerability is uniquely identified as CVE-2019-15231 since 08/19/2019. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1588.001 for this issue.

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

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.3

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Backdoor
CWE: CWE-912
CAPEC: 🔍
ATT&CK: 🔍

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

08/19/2019 🔍
08/20/2019 +1 days 🔍
08/20/2019 +0 days 🔍
11/27/2023 +1560 days 🔍

Sourcesinfo

Advisory: webmin.com
Status: Not defined

CVE: CVE-2019-15231 (🔍)

Entryinfo

Created: 08/20/2019 09:13
Updated: 11/27/2023 07:47
Changes: 08/20/2019 09:13 (35), 07/31/2020 17:27 (1), 11/27/2023 07:47 (2)
Complete: 🔍

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