VDB-123101 · CVE-2018-10932 · Bug 1551623

lldptool up to 1.0.1 Control Character memory corruption

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.
4.9	$0-$5k	0.00

Summaryinfo

A vulnerability classified as critical has been found in lldptool up to 1.0.1. Affected by this vulnerability is an unknown functionality. The manipulation as part of Control Character leads to memory corruption. This vulnerability is documented as CVE-2018-10932. The attack requires being on the local network. There is not any exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in lldptool up to 1.0.1. It has been rated as critical. This issue affects some unknown processing. The manipulation as part of a Control Character leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

lldptool version 1.0.1 and older can print a raw, unsanitized attacker controlled buffer when mngAddr information is displayed. This may allow an attacker to inject shell control characters into the buffer and impact the behavior of the terminal.

The bug was discovered 08/08/2018. The weakness was released 08/21/2018 as Bug 1551623 as not defined bug report (Bugzilla). The advisory is shared at bugzilla.redhat.com. The identification of this vulnerability is CVE-2018-10932 since 05/09/2018. The exploitation is known to be easy. Access to the local network is required for this attack to succeed. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 13 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 119008 (Fedora 27 : lldpad (2018-e9d1ec6dbc)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks and running in the context l.

Upgrading eliminates this vulnerability. A possible mitigation has been published 4 months after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (119008). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Name

lldptool

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.0
VulDB Meta Temp Score: 4.9

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.3
NVD Vector: 🔍

CNA Base Score: 4.3
CNA Vector (Red Hat, Inc.): 🔍

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: Memory corruption
CWE: CWE-119
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

Nessus ID: 119008
Nessus Name: Fedora 27 : lldpad (2018-e9d1ec6dbc)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Patch: github.com

Timelineinfo

05/09/2018 🔍
08/08/2018 +91 days 🔍
08/21/2018 +12 days 🔍
08/21/2018 +0 days 🔍
08/22/2018 +1 days 🔍
11/16/2018 +86 days 🔍
11/16/2018 +0 days 🔍
05/04/2023 +1630 days 🔍

Sourcesinfo

Advisory: Bug 1551623
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-10932 (🔍)
GCVE (CVE): GCVE-0-2018-10932
GCVE (VulDB): GCVE-100-123101
X-Force: 148721

Entryinfo

Created: 08/22/2018 06:58
Updated: 05/04/2023 08:14
Changes: 08/22/2018 06:58 (69), 03/17/2020 10:19 (4), 05/04/2023 08:10 (4), 05/04/2023 08:14 (13)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.