Juniper Networks Junos OS Evolved prior 23.2R2-EVO exposure of resource

CVSS Meta Temp Score
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability was found in Juniper Networks Junos OS Evolved. It has been classified as critical. This affects an unknown part. Performing a manipulation results in exposure of resource. This vulnerability is known as CVE-2024-39553. Remote exploitation of the attack is possible. No exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Juniper Networks Junos OS Evolved. It has been classified as critical. This affects an unknown code block. The manipulation with an unknown input leads to a exposure of resource vulnerability. CWE is classifying the issue as CWE-668. The product exposes a resource to the wrong control sphere, providing unintended actors with inappropriate access to the resource. This is going to have an impact on integrity, and availability. The summary by CVE is:

An Exposure of Resource to Wrong Sphere vulnerability in the sampling service of Juniper Networks Junos OS Evolved allows an unauthenticated network-based attacker to send arbitrary data to the device, which leads msvcsd process to crash with limited availability impacting Denial of Service (DoS) and allows unauthorized network access to the device, potentially impacting system integrity. This issue only happens when inline jflow is configured. This does not impact any forwarding traffic. The impacted services MSVCS-DB app crashes momentarily and recovers by itself.  This issue affects Juniper Networks Junos OS Evolved:  * 21.4 versions earlier than 21.4R3-S7-EVO;  * 22.2 versions earlier than 22.2R3-S3-EVO; * 22.3 versions earlier than 22.3R3-S2-EVO; * 22.4 versions earlier than 22.4R3-EVO; * 23.2 versions earlier than 23.2R1-S2-EVO, 23.2R2-EVO.

The advisory is shared at supportportal.juniper.net. This vulnerability is uniquely identified as CVE-2024-39553 since 06/25/2024. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available.

Upgrading to version 21.4R3-S7-EVO, 22.2R3-S3-EVO, 22.3R3-S2-EVO, 22.4R3-EVO, 23.2R1-S2-EVO or 23.2R2-EVO eliminates this vulnerability.

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

Productinfo

Type

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔍
CNA CVSS-BT Score: 🔍
CNA Vector: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.3

VulDB Base Score: 6.5
VulDB Temp Score: 6.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 6.5
CNA Vector (juniper): 🔍

CVSSv2info

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

Exploitinginfo

Class: Exposure of resource
CWE: CWE-668 / CWE-200 / CWE-284
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: Junos OS Evolved 21.4R3-S7-EVO/22.2R3-S3-EVO/22.3R3-S2-EVO/22.4R3-EVO/23.2R1-S2-EVO/23.2R2-EVO

Timelineinfo

06/25/2024 🔍
07/11/2024 +16 days 🔍
07/11/2024 +0 days 🔍
01/23/2026 +561 days 🔍

Sourcesinfo

Advisory: JSA79101
Status: Confirmed

CVE: CVE-2024-39553 (🔍)
GCVE (CVE): GCVE-0-2024-39553
GCVE (VulDB): GCVE-100-271185

Entryinfo

Created: 07/11/2024 19:33
Updated: 01/23/2026 23:58
Changes: 07/11/2024 19:33 (76), 01/23/2026 23:58 (2)
Complete: 🔍
Cache ID: 216::103

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

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