VDB-122284 · CVE-2017-2649 · BID 96986

Active Directory Plugin up to 2.2 on Jenkins Certificate Validation certificate validation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.7$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Active Directory Plugin up to 2.2 on Jenkins. This affects an unknown function of the component Certificate Validation Handler. Executing a manipulation can lead to certificate validation. The identification of this vulnerability is CVE-2017-2649. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability classified as critical was found in Active Directory Plugin up to 2.2 on Jenkins (Jenkins Plugin). This vulnerability affects an unknown functionality of the component Certificate Validation Handler. The manipulation with an unknown input leads to a certificate validation vulnerability. The CWE definition for the vulnerability is CWE-295. The product does not validate, or incorrectly validates, a certificate. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

It was found that the Active Directory Plugin for Jenkins up to and including version 2.2 did not verify certificates of the Active Directory server, thereby enabling Man-in-the-Middle attacks.

The bug was discovered 03/20/2017. The weakness was shared 07/27/2018 with CloudBees, Inc. (Website). The advisory is shared for download at jenkins.io. This vulnerability was named CVE-2017-2649 since 11/30/2016. 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. The MITRE ATT&CK project declares the attack technique as T1587.003.

The vulnerability was handled as a non-public zero-day exploit for at least 494 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.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 96986†). The entries VDB-122285 and VDB-122287 are related to this item. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.7
VulDB Meta Temp Score: 7.7

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

NVD Base Score: 8.1
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: Certificate validation
CWE: CWE-295 / CWE-287
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

11/30/2016 🔍
03/20/2017 +109 days 🔍
03/21/2017 +1 days 🔍
07/27/2018 +492 days 🔍
07/27/2018 +0 days 🔍
07/28/2018 +1 days 🔍
03/10/2020 +591 days 🔍

Sourcesinfo

Advisory: jenkins.io
Organization: CloudBees, Inc.
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-2649 (🔍)
GCVE (CVE): GCVE-0-2017-2649
GCVE (VulDB): GCVE-100-122284
SecurityFocus: 96986 - Jenkins Active Directory Plugin CVE-2017-2649 Security Bypass Vulnerability

See also: 🔍

Entryinfo

Created: 07/28/2018 07:39
Updated: 03/10/2020 21:35
Changes: 07/28/2018 07:39 (61), 03/10/2020 21:35 (5)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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