VDB-112732 · CVE-2018-6484 · Qualys 170782

ZZIPlib 0.13.67 ZIP File zzip/zip.c __zzip_fetch_disk_trailer resource management

CVSS Meta Temp Score
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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
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A vulnerability was found in ZZIPlib 0.13.67. It has been declared as problematic. This vulnerability affects the function __zzip_fetch_disk_trailer of the file zzip/zip.c of the component ZIP File Handler. The manipulation with an unknown input leads to a resource management vulnerability. The CWE definition for the vulnerability is CWE-399. As an impact it is known to affect availability.

The bug was discovered 01/31/2018. The weakness was disclosed 02/01/2018 (Website). The advisory is shared for download at github.com. This vulnerability was named CVE-2018-6484 since 01/31/2018. 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. The vulnerability scanner Nessus provides a plugin with the ID 106911 (Fedora 27 : zziplib (2018-8d544ee879)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 170782 (SUSE Enterprise Linux Security Update for zziplib (SUSE-SU-2018:0548-1)).

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

The vulnerability is also documented in the vulnerability database at Tenable (106911). The entries 112769 and 113123 are pretty similar.




CPE 2.3info

CPE 2.2info


VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.8

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍



VulDB Base Score: 🔍
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Class: Resource management
CWE: CWE-399 / CWE-404
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍


Nessus ID: 106911
Nessus Name: Fedora 27 : zziplib (2018-8d544ee879)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 867267
OpenVAS Name: Fedora Update for zziplib FEDORA-2018-8d544ee879
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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


Recommended: Upgrade
Status: 🔍

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


01/31/2018 🔍
01/31/2018 +0 days 🔍
02/01/2018 +1 days 🔍
02/01/2018 +0 days 🔍
02/02/2018 +1 days 🔍
02/20/2018 +18 days 🔍
02/21/2018 +1 days 🔍
02/03/2023 +1808 days 🔍


Advisory: FEDORA-2018-8d544ee879
Status: Not defined

CVE: CVE-2018-6484 (🔍)
See also: 🔍


Created: 02/02/2018 08:01 AM
Updated: 02/03/2023 12:34 PM
Changes: 02/02/2018 08:01 AM (73), 01/01/2020 07:40 AM (3), 02/03/2023 12:20 PM (4), 02/03/2023 12:27 PM (1), 02/03/2023 12:34 PM (1)
Complete: 🔍


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