libming up to 0.4.8 FDB File util/listfdb.c printDefineFont2 memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.2$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in libming up to 0.4.8. The impacted element is the function printDefineFont2 of the file util/listfdb.c of the component FDB File Handler. Performing a manipulation results in memory corruption. This vulnerability is known as CVE-2018-6358. Remote exploitation of the attack is possible. No exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in libming up to 0.4.8 (Programming Tool Software). It has been classified as critical. This affects the function printDefineFont2 of the file util/listfdb.c of the component FDB File Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

The printDefineFont2 function (util/listfdb.c) in libming through 0.4.8 is vulnerable to a heap-based buffer overflow, which may allow attackers to cause a denial of service or unspecified other impact via a crafted FDB file.

The bug was discovered 01/26/2018. The weakness was published 01/27/2018 (GitHub Repository). It is possible to read the advisory at github.com. This vulnerability is uniquely identified as CVE-2018-6358 since 01/27/2018. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit.

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. The vulnerability scanner Nessus provides a plugin with the ID 108904 (Debian DLA-1343-1 : ming security update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 277707 (Fedora Security Update for minggit5009802 (FEDORA-2019-e0d49261b9)).

Upgrading eliminates this vulnerability. A possible mitigation has been published 3 months after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (108904). Similar entries are available at VDB-114235, VDB-114236, VDB-114238 and VDB-114239. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.2

VulDB Base Score: 6.3
VulDB Temp Score: 5.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

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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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Nessus ID: 108904
Nessus Name: Debian DLA-1343-1 : ming security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 53694
OpenVAS Name: Debian LTS Advisory ([SECURITY] [DLA 1343-1] ming security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Timelineinfo

01/26/2018 🔍
01/27/2018 +1 days 🔍
01/27/2018 +0 days 🔍
01/27/2018 +0 days 🔍
01/28/2018 +1 days 🔍
04/09/2018 +71 days 🔍
04/10/2018 +1 days 🔍
02/02/2023 +1759 days 🔍

Sourcesinfo

Product: github.com

Advisory: 104
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-6358 (🔍)
GCVE (CVE): GCVE-0-2018-6358
GCVE (VulDB): GCVE-100-112515
See also: 🔍

Entryinfo

Created: 01/28/2018 09:38
Updated: 02/02/2023 19:57
Changes: 01/28/2018 09:38 (74), 12/30/2019 09:59 (4), 02/02/2023 19:49 (4), 02/02/2023 19:57 (1)
Complete: 🔍
Cache ID: 216:271:103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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