CVE-2026-103407：Session Smart Router 與 Session Smart Conductor 未經消毒輸入允許任意檔案讀取、覆寫或刪除
CVE-2026-103407 - Session Smart Router and Session Smart Conductor: Unsanitized input allows arbitrary file read, overwrite, or deletion via the PKI management
Juniper Networks 的 Session Smart Router 與 Session Smart Conductor 存在 CVE-2026-103407，允許授權 REST 使用者讀取、覆寫或刪除主機上任意憑證與金鑰檔案。
此漏洞允許授權 REST 使用者讀取、覆寫或刪除主機憑證檔案，對 Juniper Session Smart 系列造成重大安全風險，提醒使用者盡速套用廠商修補程式。
An Improper Limitation of a Pathname to a Restricted Directory vulnerability in ConfigDirector in Juniper Networks Session Smart Router and Session Smart Conductor allows an authenticated REST user to read, overwrite, or delete arbitrary certificate and key files on the host filesystem via the certificate and private-key REST API.
Impact
Affected Products
The following products are affected by CVE-2026-103407
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | HIGH | 8cbe9d5a-a066-4c94-8978-4b15efeae968 | ||||
| CVSS 3.1 | HIGH | MITRE-CVE | ||||
| CVSS 3.1 | HIGH | [email protected] |
Restrict access to sensitive files and update the affected software to patch the vulnerability.
- Limit access to certificate and key management APIs.
- Update Session Smart Router and Conductor software.
- Apply vendor-supplied patches for ConfigDirector.
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-103407.
| URL | Resource |
|---|---|
| https://supportportal.juniper.net/JSA112183 |
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-103407 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-103407
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-103407 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-103407 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
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New CVE Received by [email protected]
十月. 28, 2026
Action Type Old Value New Value Added Description An Improper Limitation of a Pathname to a Restricted Directory vulnerability in ConfigDirector in Juniper Networks Session Smart Router and Session Smart Conductor allows an authenticated REST user to read, overwrite, or delete arbitrary certificate and key files on the host filesystem via the certificate and private-key REST API. Added CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Added CWE CWE-22 Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/103xxx/CVE-2026-103407.json">CVE-2026-103407</a> Added Reference https://supportportal.juniper.net/JSA112183
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.