jsish up to 3.0.17 jsi_evalcode_sub execute stack-based overflow

CVSS Meta Temp Score
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CTI Interest Score
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6.0$0-$5k0.00

Summaryinfo

A vulnerability was found in jsish up to 3.0.17. It has been declared as critical. Affected by this vulnerability is the function jsi_evalcode_sub. The manipulation of the argument execute results in stack-based overflow. This vulnerability is cataloged as CVE-2020-22907. The attack may be launched remotely. There is no exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in jsish up to 3.0.17. Affected is the function jsi_evalcode_sub. The manipulation of the argument execute with an unknown input leads to a stack-based overflow vulnerability. CWE is classifying the issue as CWE-121. A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function). This is going to have an impact on confidentiality, integrity, and availability.

The weakness was shared 07/13/2021. The advisory is shared for download at github.com. This vulnerability is traded as CVE-2020-22907. There are known technical details, but no exploit is available.

Upgrading to version 3.0.18 eliminates this vulnerability.

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Productinfo

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Stack-based overflow
CWE: CWE-121 / CWE-119
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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: jsish 3.0.18

Timelineinfo

08/13/2020 🔍
07/13/2021 +334 days 🔍
07/13/2021 +0 days 🔍
07/16/2021 +3 days 🔍

Sourcesinfo

Advisory: github.com
Status: Confirmed

CVE: CVE-2020-22907 (🔍)
GCVE (CVE): GCVE-0-2020-22907
GCVE (VulDB): GCVE-100-178464

Entryinfo

Created: 07/13/2021 18:55
Updated: 07/16/2021 14:15
Changes: 07/13/2021 18:55 (38), 07/16/2021 14:15 (5)
Complete: 🔍
Cache ID: 216::103

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