libming 0.4.8 decompile.c pushdup null pointer dereference

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.5$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in libming 0.4.8. This affects the function pushdup of the file decompile.c. Performing a manipulation results in null pointer dereference. This vulnerability is identified as CVE-2018-20425. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability, which was classified as problematic, was found in libming 0.4.8 (Programming Tool Software). This affects the function pushdup of the file decompile.c. The manipulation with an unknown input leads to a null pointer dereference vulnerability. CWE is classifying the issue as CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. This is going to have an impact on availability. The summary by CVE is:

libming 0.4.8 has a NULL pointer dereference in the pushdup function of the decompile.c file.

The bug was discovered 09/21/2018. The weakness was released 12/24/2018 (Website). The advisory is shared at github.com. This vulnerability is uniquely identified as CVE-2018-20425 since 12/23/2018. 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 are known, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 94 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 261294 (Linux Distros Unpatched Vulnerability : CVE-2018-20425), which helps to determine the existence of the flaw in a target environment.

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

The vulnerability is also documented in the vulnerability database at Tenable (261294). Entries connected to this vulnerability are available at VDB-128365, VDB-128364, VDB-128363 and VDB-128362. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.6
VulDB Meta Temp Score: 6.6

VulDB Base Score: 4.3
VulDB Temp Score: 4.3
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: Null pointer dereference
CWE: CWE-476 / CWE-404
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: 261294
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2018-20425

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

09/21/2018 🔍
12/23/2018 +93 days 🔍
12/24/2018 +1 days 🔍
12/24/2018 +0 days 🔍
12/24/2018 +0 days 🔍
09/09/2025 +2451 days 🔍

Sourcesinfo

Product: github.com

Advisory: 163
Status: Not defined

CVE: CVE-2018-20425 (🔍)
GCVE (CVE): GCVE-0-2018-20425
GCVE (VulDB): GCVE-100-128361
See also: 🔍

Entryinfo

Created: 12/24/2018 10:00
Updated: 09/09/2025 07:23
Changes: 12/24/2018 10:00 (58), 04/23/2020 20:08 (1), 06/20/2023 18:59 (3), 09/09/2025 07:23 (16)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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