Revive Adserver up to 4.2.0 XML-RPC Invocation Script unserialize() Parameter privilege escalation

A vulnerability was found in Revive Adserver up to 4.2.0 (Advertising Software) and classified as critical. Affected by this issue is the function unserialize() of the component XML-RPC Invocation Script Handler. The manipulation as part of a Parameter leads to a privilege escalation vulnerability. Using CWE to declare the problem leads to CWE-269. Impacted is confidentiality, integrity, and availability.

The weakness was disclosed 05/06/2019. This vulnerability is handled as CVE-2019-5434 since 01/04/2019. Technical details as well as a private exploit are known. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 05/06/2019).

It is declared as proof-of-concept.

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

The entries 134401 are pretty similar.

Vendor

Name

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.5

VulDB Base Score: ≈5.5
VulDB Temp Score: ≈5.5
VulDB Vector: ?
VulDB Reliability: ?

VulDB Base Score: ?
VulDB Temp Score: ?
VulDB Reliability: ?
Class: Privilege escalation (CWE-269)
Local: Yes
Remote: No

Availability: ?
Access: Private
Status: Proof-of-Concept
Reliability: ?

Price Prediction: ?
Current Price Estimation: ?

Threat Intelligenceinfoedit

Threat: ?
Adversaries: ?
Geopolitics: ?
Economy: ?
Predictions: ?
Remediation: ?Recommended: no mitigation known
0-Day Time: ?01/04/2019 CVE assigned
05/06/2019 +122 days Advisory disclosed
05/06/2019 +0 days VulDB entry created
05/06/2019 +0 days VulDB last updateCVE: CVE-2019-5434 (?)
scip Labs: https://www.scip.ch/en/?labs.20161013
See also: ?Created: 05/06/2019 09:17 PM
Complete: ?

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