md4c 0.2.5 md_is_named_entity_contents out-of-bounds

HistoryDiffrelatejsonxmlCTI

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.
8.5	$0-$5k	0.00

A vulnerability classified as critical has been found in md4c 0.2.5. Affected is the function md_is_named_entity_contents. The manipulation with an unknown input leads to a out-of-bounds vulnerability. CWE is classifying the issue as CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

md4c 0.2.5 has a heap-based buffer over-read because md_is_named_entity_contents has an off-by-one error.

The bug was discovered 05/29/2018. The weakness was published 05/29/2018 (Website). The advisory is available at github.com. This vulnerability is traded as CVE-2018-11546 since 05/29/2018. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details are known, but there is no available exploit.

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

Similar entries are available at VDB-118351 and VDB-118349. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Name

md4c

Version

0.2.5

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.5

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

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: 🔍

Timelineinfo

05/29/2018 🔍
05/29/2018 +0 days 🔍
05/29/2018 +0 days 🔍
05/29/2018 +0 days 🔍
05/30/2018 +1 days 🔍
03/17/2023 +1752 days 🔍

Sourcesinfo

Advisory: 38
Status: Not defined

CVE: CVE-2018-11546 (🔍)
GCVE (CVE): GCVE-0-2018-11546
GCVE (VulDB): GCVE-100-118350
See also: 🔍

Entryinfo

Created: 05/30/2018 10:48 AM
Updated: 03/17/2023 03:32 PM
Changes: 05/30/2018 10:48 AM (55), 02/09/2020 07:43 PM (1), 03/17/2023 03:32 PM (3)
Complete: 🔍
Cache ID: 18:B43:40