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Vulnerability Details :

CVE-2024-34476

Summary
Assigner-mitre
Assigner Org ID-8254265b-2729-46b6-b9e3-3dfca2d5bfca
Published At-04 May, 2024 | 00:00
Updated At-02 Aug, 2024 | 02:51
Rejected At-
Credits

Open5GS before 2.7.1 is vulnerable to a reachable assertion that can cause an AMF crash via NAS messages from a UE: ogs_nas_encrypt in lib/nas/common/security.c for pkbuf->len.

Vendors
-
Not available
Products
-
Metrics (CVSS)
VersionBase scoreBase severityVector
Weaknesses
Attack Patterns
Solution/Workaround
References
HyperlinkResource Type
EPSS History
Score
Latest Score
-
N/A
No data available for selected date range
Percentile
Latest Percentile
-
N/A
No data available for selected date range
Stakeholder-Specific Vulnerability Categorization (SSVC)
▼Common Vulnerabilities and Exposures (CVE)
cve.org
Assigner:mitre
Assigner Org ID:8254265b-2729-46b6-b9e3-3dfca2d5bfca
Published At:04 May, 2024 | 00:00
Updated At:02 Aug, 2024 | 02:51
Rejected At:
▼CVE Numbering Authority (CNA)

Open5GS before 2.7.1 is vulnerable to a reachable assertion that can cause an AMF crash via NAS messages from a UE: ogs_nas_encrypt in lib/nas/common/security.c for pkbuf->len.

Affected Products
Vendor
n/a
Product
n/a
Versions
Affected
  • n/a
Problem Types
TypeCWE IDDescription
textN/An/a
Type: text
CWE ID: N/A
Description: n/a
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions

Configurations

Workarounds

Exploits

Credits

Timeline
EventDate
Replaced By

Rejected Reason

References
HyperlinkResource
https://github.com/open5gs/open5gs/pull/3122
N/A
https://github.com/open5gs/open5gs/compare/v2.7.0...v2.7.1
N/A
Hyperlink: https://github.com/open5gs/open5gs/pull/3122
Resource: N/A
Hyperlink: https://github.com/open5gs/open5gs/compare/v2.7.0...v2.7.1
Resource: N/A
▼Authorized Data Publishers (ADP)
1. CISA ADP Vulnrichment
Affected Products
Vendor
open5gs
Product
open5gs
CPEs
  • cpe:2.3:a:open5gs:open5gs:2.7.0:*:*:*:*:*:*:*
Default Status
unknown
Versions
Affected
  • From 2.7.0 before 2.7.1 (semver)
Problem Types
TypeCWE IDDescription
CWECWE-805CWE-805 Buffer Access with Incorrect Length Value
Type: CWE
CWE ID: CWE-805
Description: CWE-805 Buffer Access with Incorrect Length Value
Metrics
VersionBase scoreBase severityVector
3.15.3MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Version: 3.1
Base score: 5.3
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions

Configurations

Workarounds

Exploits

Credits

Timeline
EventDate
Replaced By

Rejected Reason

References
HyperlinkResource
2. CVE Program Container
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions

Configurations

Workarounds

Exploits

Credits

Timeline
EventDate
Replaced By

Rejected Reason

References
HyperlinkResource
https://github.com/open5gs/open5gs/pull/3122
x_transferred
https://github.com/open5gs/open5gs/compare/v2.7.0...v2.7.1
x_transferred
Hyperlink: https://github.com/open5gs/open5gs/pull/3122
Resource:
x_transferred
Hyperlink: https://github.com/open5gs/open5gs/compare/v2.7.0...v2.7.1
Resource:
x_transferred
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:cve@mitre.org
Published At:05 May, 2024 | 00:15
Updated At:22 Apr, 2025 | 17:52

Open5GS before 2.7.1 is vulnerable to a reachable assertion that can cause an AMF crash via NAS messages from a UE: ogs_nas_encrypt in lib/nas/common/security.c for pkbuf->len.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Secondary3.15.3MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Type: Secondary
Version: 3.1
Base score: 5.3
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CPE Matches

open5gs
open5gs
>>open5gs>>Versions before 2.7.1(exclusive)
cpe:2.3:a:open5gs:open5gs:*:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-805Secondary134c704f-9b21-4f2e-91b3-4a467353bcc0
CWE ID: CWE-805
Type: Secondary
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
Evaluator Description

Evaluator Impact

Evaluator Solution

Vendor Statements

References
HyperlinkSourceResource
https://github.com/open5gs/open5gs/compare/v2.7.0...v2.7.1cve@mitre.org
Release Notes
Vendor Advisory
https://github.com/open5gs/open5gs/pull/3122cve@mitre.org
Issue Tracking
Vendor Advisory
https://github.com/open5gs/open5gs/compare/v2.7.0...v2.7.1af854a3a-2127-422b-91ae-364da2661108
Release Notes
Vendor Advisory
https://github.com/open5gs/open5gs/pull/3122af854a3a-2127-422b-91ae-364da2661108
Issue Tracking
Vendor Advisory
Hyperlink: https://github.com/open5gs/open5gs/compare/v2.7.0...v2.7.1
Source: cve@mitre.org
Resource:
Release Notes
Vendor Advisory
Hyperlink: https://github.com/open5gs/open5gs/pull/3122
Source: cve@mitre.org
Resource:
Issue Tracking
Vendor Advisory
Hyperlink: https://github.com/open5gs/open5gs/compare/v2.7.0...v2.7.1
Source: af854a3a-2127-422b-91ae-364da2661108
Resource:
Release Notes
Vendor Advisory
Hyperlink: https://github.com/open5gs/open5gs/pull/3122
Source: af854a3a-2127-422b-91ae-364da2661108
Resource:
Issue Tracking
Vendor Advisory

Change History

0
Information is not available yet

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Action-Not Available
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Rejected-Not Available
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A vulnerability was found in Open5GS up to 2.7.5. Affected by this vulnerability is the function ngap_build_downlink_nas_transport of the component AMF. The manipulation leads to reachable assertion. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 2.7.6 is able to address this issue. The identifier of the patch is bca0a7b6e01d254f4223b83831162566d4626428. It is recommended to upgrade the affected component.

Action-Not Available
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Rejected-Not Available
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A vulnerability was identified in Open5GS up to 2.7.5. Affected by this vulnerability is the function amf_npcf_am_policy_control_build_create/amf_nsmf_pdusession_build_create_sm_context of the file src/amf/npcf-build.c of the component AMF. The manipulation leads to denial of service. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 2.7.6 is able to address this issue. The patch is named cf63dd63197bf61a4b041aa364ba6a6199ab15e4. It is recommended to upgrade the affected component.

Action-Not Available
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Published-10 Aug, 2025 | 08:32
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Action-Not Available
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7 Day CHG~0.00%
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Updated-15 Aug, 2025 | 17:15
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
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KEV Added-Not Available
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Action-Not Available
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||
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Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
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Known To Be Used In Ransomware Campaigns?-Not Available
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Action-Not Available
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7 Day CHG~0.00%
Published-03 Jun, 2025 | 14:00
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Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
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Action-Not Available
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Matching Score-8
Assigner-VulDB
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Matching Score-8
Assigner-VulDB
CVSS Score-6.9||MEDIUM
EPSS-0.39% / 59.47%
||
7 Day CHG~0.00%
Published-04 Mar, 2025 | 13:09
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Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
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A vulnerability classified as problematic was found in Open5GS up to 2.7.2. Affected by this vulnerability is the function amf_nsmf_pdusession_handle_update_sm_context of the file src/amf/nsmf-handler.c of the component AMF. The manipulation leads to denial of service. The attack can be launched remotely. This vulnerability allows a single UE to crash the AMF, resulting in the complete loss of mobility and session management services and causing a network-wide outage. All registered UEs will lose connectivity, and new registrations will be blocked until the AMF is restarted, leading to a high availability impact. The exploit has been disclosed to the public and may be used. It is recommended to apply a patch to fix this issue.

Action-Not Available
Vendor-open5gsn/a
Product-open5gsOpen5GS
CWE ID-CWE-404
Improper Resource Shutdown or Release
CVE-2024-33382
Matching Score-8
Assigner-MITRE Corporation
ShareView Details
Matching Score-8
Assigner-MITRE Corporation
CVSS Score-5.3||MEDIUM
EPSS-0.19% / 41.08%
||
7 Day CHG~0.00%
Published-08 May, 2024 | 00:00
Updated-22 Apr, 2025 | 17:47
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

An issue in Open5GS v.2.7.0 allows an attacker to cause a denial of service via the 64 unsuccessful UE/gnb registration

Action-Not Available
Vendor-open5gsn/aopen5gs
Product-open5gsn/aopen5gs
CWE ID-CWE-400
Uncontrolled Resource Consumption
Details not found