VDB-114368 · CVE-2018-8059 · XFDB 140144

SuSE Portus 2.3 Nginx certificate validation

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.
7.5	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in SuSE Portus 2.3. Affected by this issue is some unknown functionality of the component Nginx. Such manipulation leads to certificate validation. This vulnerability is listed as CVE-2018-8059. The attack must be carried out from within the local network. There is no available exploit.

Detailsinfo

A vulnerability was found in SuSE Portus 2.3 and classified as critical. Affected by this issue is some unknown functionality of the component Nginx. The manipulation with an unknown input leads to a certificate validation vulnerability. Using CWE to declare the problem leads to CWE-295. The product does not validate, or incorrectly validates, a certificate. Impacted is confidentiality, integrity, and availability. CVE summarizes:

The Djelibeybi configuration examples for use of NGINX in SUSE Portus 2.3, when applied to certain configurations involving Docker Compose, have a Missing SSL Certificate Validation issue because no proxy_ssl_* directives are used.

The bug was discovered 03/07/2018. The weakness was presented 03/11/2018 (Website). The advisory is shared for download at openwall.com. This vulnerability is handled as CVE-2018-8059 since 03/11/2018. The exploitation is known to be easy. The attack can only be initiated within the local network. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 02/21/2023). The MITRE ATT&CK project declares the attack technique as T1587.003.

The vulnerability was handled as a non-public zero-day exploit for at least 4 days. During that time the estimated underground price was around $5k-$25k.

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

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

Productinfo

Vendor

SuSE

Name

Portus

Version

License

open-source

Website

Vendor: https://www.suse.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.6

VulDB Base Score: 6.3
VulDB Temp Score: 6.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
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: Certificate validation
CWE: CWE-295 / CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

03/07/2018 🔍
03/11/2018 +4 days 🔍
03/11/2018 +0 days 🔍
03/11/2018 +0 days 🔍
03/12/2018 +1 days 🔍
02/21/2023 +1807 days 🔍

Sourcesinfo

Vendor: suse.com

Advisory: openwall.com
Status: Not defined

CVE: CVE-2018-8059 (🔍)
GCVE (CVE): GCVE-0-2018-8059
GCVE (VulDB): GCVE-100-114368
X-Force: 140144

Entryinfo

Created: 03/12/2018 08:00
Updated: 02/21/2023 09:52
Changes: 03/12/2018 08:00 (57), 01/12/2020 14:14 (1), 02/21/2023 09:52 (3)
Complete: 🔍
Cache ID: 216::103