Google Compute Engine Plugin up to 4.1.1 on Jenkins SSH Host Key authorization

CVSS Meta Temp Score
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CTI Interest Score
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5.7$0-$5k0.00

Summaryinfo

A vulnerability was found in Google Compute Engine Plugin up to 4.1.1 on Jenkins. It has been declared as critical. Affected is an unknown function of the component SSH Host Key Handler. Executing a manipulation can lead to authorization. This vulnerability appears as CVE-2019-16546. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability was found in Google Compute Engine Plugin up to 4.1.1 on Jenkins (Jenkins Plugin). It has been declared as critical. This vulnerability affects some unknown processing of the component SSH Host Key Handler. The manipulation with an unknown input leads to a authorization vulnerability. The CWE definition for the vulnerability is CWE-639. The system's authorization functionality does not prevent one user from gaining access to another user's data or record by modifying the key value identifying the data. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Jenkins Google Compute Engine Plugin 4.1.1 and earlier does not verify SSH host keys when connecting agents created by the plugin, enabling man-in-the-middle attacks.

The weakness was presented 11/21/2019 (oss-sec). The advisory is shared for download at openwall.com. This vulnerability was named CVE-2019-16546 since 09/20/2019. The exploitation appears to be difficult. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available.

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

See VDB-146061, VDB-146062, VDB-146063 and VDB-146064 for similar entries. Once again VulDB remains the best 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: 5.7
VulDB Meta Temp Score: 5.7

VulDB Base Score: 5.6
VulDB Temp Score: 5.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.9
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: Authorization
CWE: CWE-639 / CWE-285 / CWE-266
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

09/20/2019 🔍
11/21/2019 +62 days 🔍
11/22/2019 +1 days 🔍
11/22/2019 +0 days 🔍

Sourcesinfo

Advisory: openwall.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2019-16546 (🔍)
GCVE (CVE): GCVE-0-2019-16546
GCVE (VulDB): GCVE-100-146068
See also: 🔍

Entryinfo

Created: 11/22/2019 08:16
Updated: 11/22/2019 08:21
Changes: 11/22/2019 08:16 (40), 11/22/2019 08:21 (18)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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