Oracle FLEXCUBE Core Banking 11.5.0/11.6.0/11.7.0 Securities deserialization
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
9.7 | $5k-$25k | 0.00 |
A vulnerability was found in Oracle FLEXCUBE Core Banking 11.5.0/11.6.0/11.7.0 (Banking Software). It has been rated as very critical. Affected by this issue is an unknown part of the component Securities. The manipulation with an unknown input leads to a deserialization vulnerability. Using CWE to declare the problem leads to CWE-502. The product deserializes untrusted data without sufficiently verifying that the resulting data will be valid. Impacted is 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 published 04/17/2018 by Marcio Almeida as Oracle Critical Patch Update Advisory - April 2018 as confirmed advisory (Website). The advisory is available at oracle.com. This vulnerability is handled as CVE-2017-5645 since 01/29/2017. The attack may be launched remotely. No form of authentication is required for exploitation. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $5k-$25k at the moment (estimation calculated on 02/28/2023).
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 vulnerability database at Tenable (103526). Similar entries are available at 80102, 92314, 92773 and 92782.
Product
Type
Vendor
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 9.8VulDB 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: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
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VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: DeserializationCWE: CWE-502 / CWE-20
ATT&CK: Unknown
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Today | unlock | unlock | unlock | unlock |
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 Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Timeline
01/29/2017 🔍04/02/2017 🔍
04/17/2017 🔍
04/17/2017 🔍
09/28/2017 🔍
04/17/2018 🔍
04/17/2018 🔍
04/20/2018 🔍
02/28/2023 🔍
Sources
Vendor: oracle.comAdvisory: Oracle Critical Patch Update Advisory - April 2018
Researcher: Marcio Almeida
Status: Confirmed
Confirmation: 🔍
CVE: CVE-2017-5645 (🔍)
SecurityTracker: 1040200
SecurityFocus: 97702 - Apache Log4j CVE-2017-5645 Remote Code Execution Vulnerability
See also: 🔍
Entry
Created: 04/20/2018 08:53Updated: 02/28/2023 16:56
Changes: 04/20/2018 08:53 (76), 01/29/2020 15:10 (16), 02/28/2023 16:56 (4)
Complete: 🔍
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