Unisys Stealth SVG up to 3.3 on Linux/AIX Stealth Endpoint Crafted Packet input 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.
6.1$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in Unisys Stealth SVG up to 2.8.x/3.0/3.1.x/3.2/3.3 on Linux/AIX. Affected is an unknown function of the component Stealth Endpoint. Such manipulation as part of Crafted Packet leads to input validation. This vulnerability is traded as CVE-2018-8049. The attack may be launched remotely. There is no exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Unisys Stealth SVG up to 2.8.x/3.0/3.1.x/3.2/3.3 on Linux/AIX and classified as problematic. Affected by this issue is an unknown part of the component Stealth Endpoint. The manipulation as part of a Crafted Packet leads to a input validation vulnerability. Using CWE to declare the problem leads to 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. Impacted is availability. CVE summarizes:

The Stealth endpoint in Unisys Stealth SVG 2.8.x, 3.0.x before 3.0.1999, 3.1.x, 3.2.x before 3.2.030, and 3.3.x before 3.3.016, when running on Linux and AIX, allows remote attackers to cause a denial of service (crash) via crafted packets.

The bug was discovered 03/11/2018. The weakness was shared 04/03/2018 (Website). The advisory is shared for download at public.support.unisys.com. This vulnerability is handled as CVE-2018-8049 since 03/11/2018. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 23 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 3.0.1999, 3.2.030 or 3.3.016 eliminates this vulnerability.

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

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Stealth SVG 3.0.1999/3.2.030/3.3.016

Timelineinfo

03/11/2018 🔍
03/11/2018 +0 days 🔍
04/03/2018 +23 days 🔍
04/03/2018 +0 days 🔍
04/04/2018 +1 days 🔍
01/21/2020 +657 days 🔍

Sourcesinfo

Advisory: public.support.unisys.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-8049 (🔍)
GCVE (CVE): GCVE-0-2018-8049
GCVE (VulDB): GCVE-100-115664

Entryinfo

Created: 04/04/2018 08:27
Updated: 01/21/2020 08:59
Changes: 04/04/2018 08:27 (60), 01/21/2020 08:59 (2)
Complete: 🔍
Cache ID: 216::103

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

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Do you need the next level of professionalism?

Upgrade your account now!