Stormshield Network Security up to 4.3.15/4.6.2 SIP Packet denial of service

CVSS Meta Temp Score
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CTI Interest Score
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5.4$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in Stormshield Network Security up to 4.3.15/4.6.2. Affected by this vulnerability is an unknown functionality of the component SIP Packet Handler. The manipulation leads to denial of service. This vulnerability is referenced as CVE-2023-26095. No exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Stormshield Network Security up to 4.3.15/4.6.2. This issue affects some unknown functionality of the component SIP Packet Handler. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability. The summary by CVE is:

ASQ in Stormshield Network Security (SNS) 4.3.15 before 4.3.16 and 4.6.x before 4.6.3 allows a crash when analysing a crafted SIP packet.

The weakness was published 08/28/2023. The advisory is shared at advisories.stormshield.eu. The identification of this vulnerability is CVE-2023-26095 since 02/20/2023. Neither technical details nor an exploit are publicly available.

Upgrading to version 4.3.16 or 4.6.3 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-29968). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.4

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Denial of service
CWE: 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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Network Security 4.3.16/4.6.3

Timelineinfo

02/20/2023 🔍
08/28/2023 +188 days 🔍
08/28/2023 +0 days 🔍
11/06/2025 +801 days 🔍

Sourcesinfo

Advisory: advisories.stormshield.eu
Status: Confirmed

CVE: CVE-2023-26095 (🔍)
GCVE (CVE): GCVE-0-2023-26095
GCVE (VulDB): GCVE-100-238205
EUVD: 🔍

Entryinfo

Created: 08/28/2023 16:07
Updated: 11/06/2025 16:56
Changes: 08/28/2023 16:07 (40), 09/22/2023 08:11 (11), 11/06/2025 16:56 (16)
Complete: 🔍
Cache ID: 216::103

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