Oracle Communications Session Border Controller SCz7.4.0/SCz7.4.1/SCz8.0.0/SCz8.1.0 Kernel input validation

CVSS Meta Temp Score
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CTI Interest Score
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7.4$0-$5k0.00

Summaryinfo

A vulnerability has been found in Oracle Communications Session Border Controller SCz7.4.0/SCz7.4.1/SCz8.0.0/SCz8.1.0 and classified as critical. Impacted is an unknown function of the component Kernel. This manipulation causes input validation. This vulnerability is registered as CVE-2018-5390. Remote exploitation of the attack is possible. No exploit is available. The affected component should be upgraded.

Detailsinfo

A vulnerability classified as critical was found in Oracle Communications Session Border Controller SCz7.4.0/SCz7.4.1/SCz8.0.0/SCz8.1.0 (Cloud Software). Affected by this vulnerability is an unknown part of the component Kernel. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect availability. The summary by CVE is:

Linux kernel versions 4.9+ can be forced to make very expensive calls to tcp_collapse_ofo_queue() and tcp_prune_ofo_queue() for every incoming packet which can lead to a denial of service.

The bug was discovered 07/23/2018. The weakness was published 01/16/2019 by Juha-Matti Tilli as Oracle Critical Patch Update Advisory - January 2019 as confirmed advisory (Website). It is possible to read the advisory at oracle.com. This vulnerability is known as CVE-2018-5390 since 01/12/2018. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 14 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 112026 (RHEL 7 : Virtualization (RHSA-2018:2402) (Foreshadow)), 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 237034 (Red Hat Update for kernel-alt (RHSA-2018:2948)).

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 (112026) and SecurityFocus (BID 104976†). Similar entries are available at VDB-109193, VDB-110288, VDB-110931 and VDB-110932. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.4

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

Vendor Base Score (Oracle): 7.5
Vendor Vector (Oracle): 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: 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: 112026
Nessus Name: RHEL 7 : Virtualization (RHSA-2018:2402) (Foreshadow)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Patch: git.kernel.org

Timelineinfo

01/12/2018 🔍
07/23/2018 +192 days 🔍
08/06/2018 +14 days 🔍
08/06/2018 +0 days 🔍
08/21/2018 +15 days 🔍
01/16/2019 +148 days 🔍
01/16/2019 +0 days 🔍
01/16/2019 +0 days 🔍
02/01/2025 +2208 days 🔍

Sourcesinfo

Vendor: oracle.com

Advisory: Oracle Critical Patch Update Advisory - January 2019
Researcher: Juha-Matti Tilli
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-5390 (🔍)
GCVE (CVE): GCVE-0-2018-5390
GCVE (VulDB): GCVE-100-129475

OVAL: 🔍

CERT: 🔍
SecurityFocus: 104976 - Linux Kernel 'tcp_input.c' Remote Denial of Service Vulnerability
SecurityTracker: 1041424

See also: 🔍

Entryinfo

Created: 01/16/2019 11:14
Updated: 02/01/2025 18:59
Changes: 01/16/2019 11:14 (76), 04/29/2020 17:00 (16), 06/27/2023 09:57 (5), 02/01/2025 18:59 (16)
Complete: 🔍
Cache ID: 216:BD5:103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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