Espruino 2v11 src/jsvar.c jsvGetNextSibling stack-based overflow

CVSS Meta Temp Score
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CTI Interest Score
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5.2$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Espruino 2v11. Impacted is the function jsvGetNextSibling of the file src/jsvar.c. Performing a manipulation results in stack-based overflow. This vulnerability is known as CVE-2022-25465. Furthermore, an exploit is available.

Detailsinfo

A vulnerability classified as critical has been found in Espruino 2v11. This affects the function jsvGetNextSibling of the file src/jsvar.c. The manipulation 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 published 03/05/2022 as 2136. The advisory is shared at github.com. This vulnerability is uniquely identified as CVE-2022-25465 since 02/21/2022. Technical details and a public exploit are known.

The exploit is shared for download at github.com. It is declared as proof-of-concept.

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

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

Productinfo

Name

Version

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.2

VulDB Base Score: 5.5
VulDB Temp Score: 5.2
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: Partially

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

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

02/21/2022 🔍
03/05/2022 +12 days 🔍
03/05/2022 +0 days 🔍
03/09/2022 +4 days 🔍

Sourcesinfo

Product: github.com

Advisory: 2136
Status: Confirmed

CVE: CVE-2022-25465 (🔍)
GCVE (CVE): GCVE-0-2022-25465
GCVE (VulDB): GCVE-100-194265
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 03/05/2022 08:07
Updated: 03/09/2022 10:53
Changes: 03/05/2022 08:07 (41), 03/09/2022 10:53 (1)
Complete: 🔍
Cache ID: 216::103

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

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