VDB-133496 · CVE-2018-11236 · BID 104255

Oracle Communications Session Border Controller 8.0.0/8.1.0/8.2.0 glibc integer overflow

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
9.7	$5k-$25k	0.00

Summaryinfo

A vulnerability was found in Oracle Communications Session Border Controller 8.0.0/8.1.0/8.2.0. It has been declared as very critical. Affected by this vulnerability is an unknown functionality of the component glibc. Such manipulation leads to an unknown weakness. This vulnerability is documented as CVE-2018-11236. The attack can be executed remotely. There is not any exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Oracle Communications Session Border Controller 8.0.0/8.1.0/8.2.0 (Cloud Software). It has been rated as very critical. Affected by this issue is some unknown processing of the component glibc. Using CWE to declare the problem leads to CWE-190. The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. Impacted is confidentiality, integrity, and availability.

The weakness was released 04/16/2019 as Oracle Critical Patch Update Advisory - April 2019 as confirmed advisory (Website). The advisory is shared for download at oracle.com. This vulnerability is handled as CVE-2018-11236. 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 08/29/2023).

As 0-day the estimated underground price was around $25k-$100k. The commercial vulnerability scanner Qualys is able to test this issue with plugin 237016 (Red Hat Update for glibc (RHSA-2018:3092)).

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 SecurityFocus (BID 104255†). Entries connected to this vulnerability are available at VDB-110769, VDB-112733, VDB-117980 and VDB-117986. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Cloud Software

Vendor

Oracle

Name

Communications Session Border Controller

Version

License

commercial

Website

Vendor: https://www.oracle.com

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

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Integer overflow
CWE: CWE-190 / CWE-189
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Patch: 5460617d1567657621107d895ee2dd83bc1f88f2

Timelineinfo

05/18/2018 🔍
04/16/2019 +333 days 🔍
04/16/2019 +0 days 🔍
04/18/2019 +2 days 🔍
08/29/2023 +1594 days 🔍

Sourcesinfo

Vendor: oracle.com

Advisory: Oracle Critical Patch Update Advisory - April 2019
Status: Confirmed

CVE: CVE-2018-11236 (🔍)
GCVE (CVE): GCVE-0-2018-11236
GCVE (VulDB): GCVE-100-133496
SecurityFocus: 104255

See also: 🔍

Entryinfo

Created: 04/18/2019 07:39
Updated: 08/29/2023 21:03
Changes: 04/18/2019 07:39 (52), 08/29/2023 20:56 (8), 08/29/2023 21:03 (18)
Complete: 🔍
Cache ID: 216:850:103

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