md4c up to 0.2.4 md_split_simple_pairing_mark memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.4$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in md4c up to 0.2.4. Impacted is the function md_split_simple_pairing_mark. Executing a manipulation can lead to memory corruption. This vulnerability appears as CVE-2018-11536. The attack may be performed from remote. There is no available exploit. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in md4c up to 0.2.4. This vulnerability affects the function md_split_simple_pairing_mark. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

md4c before 0.2.5 has a heap-based buffer overflow because md_split_simple_pairing_mark mishandles splits.

The bug was discovered 05/28/2018. The weakness was presented 05/29/2018 (Website). The advisory is shared for download at github.com. This vulnerability was named CVE-2018-11536 since 05/29/2018. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 0.2.5 eliminates this vulnerability.

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

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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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: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: md4c 0.2.5

Timelineinfo

05/28/2018 🔍
05/29/2018 +0 days 🔍
05/29/2018 +0 days 🔍
05/29/2018 +0 days 🔍
05/29/2018 +0 days 🔍
03/17/2023 +1753 days 🔍

Sourcesinfo

Advisory: 36
Status: Not defined

CVE: CVE-2018-11536 (🔍)
GCVE (CVE): GCVE-0-2018-11536
GCVE (VulDB): GCVE-100-118288

Entryinfo

Created: 05/30/2018 00:11
Updated: 03/17/2023 13:44
Changes: 05/30/2018 00:11 (57), 02/09/2020 13:27 (1), 03/17/2023 13:44 (4)
Complete: 🔍
Cache ID: 216::103

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