VDB-141016 · CVE-2019-9931 · GCVE-0-2019-9931

Lexmark Printer SNMP Service 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.
6.4	$0-$5k	0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Lexmark Printer. The impacted element is an unknown function of the component SNMP Service. Executing a manipulation can lead to input validation. This vulnerability is handled as CVE-2019-9931. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability has been found in Lexmark Printer (Printing Software) (affected version unknown) and classified as problematic. This vulnerability affects an unknown functionality of the component SNMP Service. 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. CVE summarizes:

Various Lexmark printers contain a denial of service vulnerability in the SNMP service that can be exploited to crash the device.

The weakness was released 08/28/2019 (Website). The advisory is shared for download at support.lexmark.com. This vulnerability was named CVE-2019-9931 since 03/22/2019. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available.

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

Type

Printing Software

Vendor

Lexmark

Name

Printer

License

commercial

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

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

NVD Base Score: 7.5
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: 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-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

03/22/2019 🔍
08/28/2019 +159 days 🔍
08/29/2019 +1 days 🔍
08/08/2020 +345 days 🔍

Sourcesinfo

Advisory: support.lexmark.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2019-9931 (🔍)
GCVE (CVE): GCVE-0-2019-9931
GCVE (VulDB): GCVE-100-141016

Entryinfo

Created: 08/29/2019 08:57
Updated: 08/08/2020 10:26
Changes: 08/29/2019 08:57 (54), 08/08/2020 10:26 (1)
Complete: 🔍
Cache ID: 216::103