Wizkunde SAMLBase XML DOM SAML Data improper authentication

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.2$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in Wizkunde SAMLBase. Impacted is an unknown function of the component XML DOM Handler. This manipulation as part of SAML Data causes improper authentication. The identification of this vulnerability is CVE-2018-5387. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability classified as critical was found in Wizkunde SAMLBase (version now known). Affected by this vulnerability is some unknown processing of the component XML DOM Handler. The manipulation as part of a SAML Data leads to a improper authentication vulnerability. The CWE definition for the vulnerability is CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Wizkunde SAMLBase may incorrectly utilize the results of XML DOM traversal and canonicalization APIs in such a way that an attacker may be able to manipulate the SAML data without invalidating the cryptographic signature, allowing the attack to potentially bypass authentication to SAML service providers.

The bug was discovered 06/05/2018. The weakness was shared 07/24/2018 as confirmed advisory (CERT.org). The advisory is shared at kb.cert.org. This vulnerability is known as CVE-2018-5387 since 01/11/2018. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 49 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.

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.4
VulDB Meta Temp Score: 7.2

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
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: Improper authentication
CWE: 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: 🔍

Patch: github.com

Timelineinfo

01/11/2018 🔍
06/05/2018 +144 days 🔍
07/24/2018 +48 days 🔍
07/24/2018 +0 days 🔍
07/25/2018 +1 days 🔍
12/28/2024 +2347 days 🔍

Sourcesinfo

Advisory: 482cdf8c090e0f1179073034ebcb609ac7c3f5b3
Status: Confirmed

CVE: CVE-2018-5387 (🔍)
GCVE (CVE): GCVE-0-2018-5387
GCVE (VulDB): GCVE-100-122149
CERT: 🔍

Entryinfo

Created: 07/25/2018 07:40
Updated: 12/28/2024 00:31
Changes: 07/25/2018 07:40 (58), 03/09/2020 22:45 (1), 04/25/2023 14:33 (4), 12/28/2024 00:31 (20)
Complete: 🔍
Cache ID: 216::103

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