libming 0.4.8 CONSTANT16 Data util/decompile.c memory corruption
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
5.3 | $0-$5k | 0.00 |
A vulnerability classified as problematic was found in libming 0.4.8 (Programming Tool Software). This vulnerability affects an unknown code block of the file util/decompile.c of the component CONSTANT16 Data Handler. 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 availability. CVE summarizes:
An invalid memory address dereference was discovered in getString in util/decompile.c in libming 0.4.8 for CONSTANT16 data. The vulnerability causes a segmentation fault and application crash, which leads to denial of service.
The bug was discovered 03/07/2018. The weakness was presented 03/08/2018 (Website). The advisory is available at bugs.debian.org. This vulnerability was named CVE-2018-7870 since 03/08/2018. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. Technical details 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 2 months after the disclosure of the vulnerability.
The vulnerability is also documented in the vulnerability database at Tenable (108904). See 112515, 114244, 114234 and 114235 for similar entries.
Product
Type
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
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CVSSv3
VulDB Meta Base Score: 5.4VulDB Meta Temp Score: 5.3
VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 6.5
NVD Vector: 🔍
CVSSv2
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Exploiting
Class: Memory corruptionCWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
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0-Day | unlock | unlock | unlock | unlock |
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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: 🔍
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Threat Intelligence
Interest: 🔍Active Actors: 🔍
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Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
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Timeline
03/07/2018 🔍03/08/2018 🔍
03/08/2018 🔍
03/08/2018 🔍
03/09/2018 🔍
04/09/2018 🔍
04/10/2018 🔍
02/17/2023 🔍
Sources
Advisory: 117Status: Confirmed
CVE: CVE-2018-7870 (🔍)
See also: 🔍
Entry
Created: 03/09/2018 08:31Updated: 02/17/2023 15:35
Changes: 03/09/2018 08:31 (73), 01/11/2020 15:58 (3), 02/17/2023 15:28 (4), 02/17/2023 15:35 (1)
Complete: 🔍
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