mackyle xar 1.6.1 lib/util.c xar_get_path 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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3.3$0-$5k0.00

A vulnerability classified as problematic was found in mackyle xar 1.6.1. This vulnerability affects the function xar_get_path in the library lib/util.c. The manipulation with an unknown input leads to a null pointer dereference vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect availability. CVE summarizes:

An issue has been discovered in mackyle xar 1.6.1. There is a NULL pointer dereference in xar_get_path in lib/util.c.

The bug was discovered 07/25/2018. The weakness was disclosed 09/16/2018 (Website). The advisory is available at github.com. This vulnerability was named CVE-2018-17093 since 09/16/2018. 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 53 days. During that time the estimated underground price was around $0-$5k.

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

The entry 124103 is pretty similar.

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Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 3.3
VulDB Meta Temp Score: 3.3

VulDB Base Score: 3.3
VulDB Temp Score: 3.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
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Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/25/2018 🔍
09/16/2018 +52 days 🔍
09/16/2018 +0 days 🔍
09/16/2018 +0 days 🔍
09/17/2018 +1 days 🔍
05/16/2023 +1702 days 🔍

Sourcesinfo

Advisory: 19
Status: Not defined

CVE: CVE-2018-17093 (🔍)
See also: 🔍

Entryinfo

Created: 09/17/2018 06:49
Updated: 05/16/2023 13:31
Changes: 09/17/2018 06:49 (43), 03/24/2020 09:59 (7), 05/16/2023 13:31 (3)
Complete: 🔍

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