Jsish 2.4.67 jsiUtils.c 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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5.4$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Jsish 2.4.67. This impacts an unknown function of the file jsiUtils.c. This manipulation causes null pointer dereference. The identification of this vulnerability is CVE-2018-1000661. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in Jsish 2.4.67. It has been declared as problematic. Affected by this vulnerability is an unknown functionality of the file jsiUtils.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. The summary by CVE is:

jsish version 2.4.67 contains a CWE-476: NULL Pointer Dereference vulnerability in Jsi_LogMsg (jsiUtils.c:196) that can result in Crash due to segmentation fault. This attack appear to be exploitable via the victim executing specially crafted javascript code. This vulnerability appears to have been fixed in 2.4.69.

The bug was discovered 08/20/2018. The weakness was shared 09/06/2018 (Website). The advisory is shared at jsish.org. This vulnerability is known as CVE-2018-1000661 since 09/06/2018. The attack can be launched remotely. The exploitation doesn't need any form of authentication. 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 17 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 VDB-123650 is related to this item. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.4

VulDB Base Score: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/20/2018 🔍
09/06/2018 +16 days 🔍
09/06/2018 +0 days 🔍
09/06/2018 +0 days 🔍
09/06/2018 +0 days 🔍
03/21/2020 +562 days 🔍

Sourcesinfo

Advisory: jsish.org
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-1000661 (🔍)
GCVE (CVE): GCVE-0-2018-1000661
GCVE (VulDB): GCVE-100-123649
See also: 🔍

Entryinfo

Created: 09/06/2018 20:49
Updated: 03/21/2020 08:16
Changes: 09/06/2018 20:49 (56), 03/21/2020 08:16 (2)
Complete: 🔍
Cache ID: 216::103

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

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