CVE-2026-8186: Out-of-Bounds Read in Open5GS
CVE-2026-8186 is a medium-severity vulnerability in Open5GS versions up to 2. 7. 7. It involves an out-of-bounds read in the function ogs_sbi_client_send_via_scp_or_sepp within the NF component's library lib/sbi/client. c. The vulnerability can be triggered remotely without authentication or user interaction. A patch has been identified by a commit hash but no official remediation level or vendor advisory is provided in the data. The CVSS 4. 0 base score is 6. 9, reflecting a network attack vector with low complexity and no privileges required.
AI Analysis
Technical Summary
This vulnerability in Open5GS affects the NF component's function ogs_sbi_client_send_via_scp_or_sepp, causing an out-of-bounds read when manipulated remotely. The affected versions are 2.7.0 through 2.7.7. The issue allows an unauthenticated attacker to perform a remote out-of-bounds read, potentially leading to information disclosure or application instability. The patch is referenced by a commit hash (d5bc487fcf9ea87d2b03f2ef95123af344773bfb), indicating that a fix exists, but no official vendor advisory or detailed remediation instructions are included in the provided data. The CVSS 4.0 vector indicates no user interaction, no privileges required, and low attack complexity.
Potential Impact
The vulnerability allows remote attackers to cause an out-of-bounds read in Open5GS NF component, which may lead to information disclosure or application crashes. The CVSS score of 6.9 (medium severity) reflects the potential impact without requiring privileges or user interaction. There are no known exploits in the wild at this time.
Mitigation Recommendations
A patch addressing this vulnerability has been identified (commit d5bc487fcf9ea87d2b03f2ef95123af344773bfb). It is recommended to apply this patch or upgrade to a fixed version once available. Since no official vendor advisory or remediation level is provided, users should monitor the Open5GS project for official updates and apply them promptly. Patch status is not yet confirmed by vendor advisory; check the vendor's resources for current remediation guidance.
CVE-2026-8186: Out-of-Bounds Read in Open5GS
Description
CVE-2026-8186 is a medium-severity vulnerability in Open5GS versions up to 2. 7. 7. It involves an out-of-bounds read in the function ogs_sbi_client_send_via_scp_or_sepp within the NF component's library lib/sbi/client. c. The vulnerability can be triggered remotely without authentication or user interaction. A patch has been identified by a commit hash but no official remediation level or vendor advisory is provided in the data. The CVSS 4. 0 base score is 6. 9, reflecting a network attack vector with low complexity and no privileges required.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in Open5GS affects the NF component's function ogs_sbi_client_send_via_scp_or_sepp, causing an out-of-bounds read when manipulated remotely. The affected versions are 2.7.0 through 2.7.7. The issue allows an unauthenticated attacker to perform a remote out-of-bounds read, potentially leading to information disclosure or application instability. The patch is referenced by a commit hash (d5bc487fcf9ea87d2b03f2ef95123af344773bfb), indicating that a fix exists, but no official vendor advisory or detailed remediation instructions are included in the provided data. The CVSS 4.0 vector indicates no user interaction, no privileges required, and low attack complexity.
Potential Impact
The vulnerability allows remote attackers to cause an out-of-bounds read in Open5GS NF component, which may lead to information disclosure or application crashes. The CVSS score of 6.9 (medium severity) reflects the potential impact without requiring privileges or user interaction. There are no known exploits in the wild at this time.
Mitigation Recommendations
A patch addressing this vulnerability has been identified (commit d5bc487fcf9ea87d2b03f2ef95123af344773bfb). It is recommended to apply this patch or upgrade to a fixed version once available. Since no official vendor advisory or remediation level is provided, users should monitor the Open5GS project for official updates and apply them promptly. Patch status is not yet confirmed by vendor advisory; check the vendor's resources for current remediation guidance.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulDB
- Date Reserved
- 2026-05-08T19:47:06.554Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 69ff2340cbff5d86101296f0
Added to database: 5/9/2026, 12:06:24 PM
Last enriched: 5/9/2026, 12:21:23 PM
Last updated: 5/9/2026, 3:01:14 PM
Views: 5
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