Oracle Communications Converged Application Server 6.1 Apache Log4j deserialization

CVSS Meta Temp Score
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CTI Interest Score
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9.7$5k-$25k0.00

Summaryinfo

A vulnerability described as very critical has been identified in Oracle Communications Converged Application Server 6.1. This affects an unknown function of the component Apache Log4j. The manipulation results in deserialization. This vulnerability is identified as CVE-2017-5645. The attack can be executed remotely. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as very critical has been found in Oracle Communications Converged Application Server 6.1 (Cloud Software). Affected is an unknown code block of the component Apache Log4j. The manipulation with an unknown input leads to a deserialization vulnerability. CWE is classifying the issue as CWE-502. The product deserializes untrusted data without sufficiently verifying that the resulting data will be valid. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

In Apache Log4j 2.x before 2.8.2, when using the TCP socket server or UDP socket server to receive serialized log events from another application, a specially crafted binary payload can be sent that, when deserialized, can execute arbitrary code.

The bug was discovered 04/02/2017. The weakness was released 01/16/2019 by Marcio Almeida as Oracle Critical Patch Update Advisory - January 2019 as confirmed advisory (Website). The advisory is shared for download at oracle.com. This vulnerability is traded as CVE-2017-5645. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 06/27/2023).

The vulnerability was handled as a non-public zero-day exploit for at least 15 days. During that time the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 103526 (RHEL 7 : JBoss EAP (RHSA-2017:2808)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Red Hat Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 87333 (Oracle WebLogic Server Multiple Vulnerabilities (CPUAPR2018)).

Upgrading eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (103526) and SecurityFocus (BID 97702†). Entries connected to this vulnerability are available at VDB-80102, VDB-92314, VDB-92773 and VDB-92782. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.8
VulDB Meta Temp Score: 9.7

VulDB Base Score: 9.8
VulDB Temp Score: 9.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

Vendor Base Score (Oracle): 9.8
Vendor Vector (Oracle): 🔍

NVD Base Score: 9.8
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: Deserialization
CWE: CWE-502 / CWE-20
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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Nessus ID: 103526
Nessus Name: RHEL 7 : JBoss EAP (RHSA-2017:2808)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 867773
OpenVAS Name: Fedora Update for log4j12 FEDORA-2017-8348115acd
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Timelineinfo

01/29/2017 🔍
04/02/2017 +63 days 🔍
04/17/2017 +15 days 🔍
04/17/2017 +0 days 🔍
09/28/2017 +164 days 🔍
01/16/2019 +475 days 🔍
01/16/2019 +0 days 🔍
01/16/2019 +0 days 🔍
06/27/2023 +1623 days 🔍

Sourcesinfo

Vendor: oracle.com

Advisory: Oracle Critical Patch Update Advisory - January 2019
Researcher: Marcio Almeida
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-5645 (🔍)
GCVE (CVE): GCVE-0-2017-5645
GCVE (VulDB): GCVE-100-129456
SecurityFocus: 97702 - Apache Log4j CVE-2017-5645 Remote Code Execution Vulnerability
SecurityTracker: 1040200

See also: 🔍

Entryinfo

Created: 01/16/2019 11:14
Updated: 06/27/2023 09:06
Changes: 01/16/2019 11:14 (76), 04/29/2020 16:06 (15), 06/27/2023 09:06 (5)
Complete: 🔍
Cache ID: 216:994:103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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