CVE-2021-31381
SRC Series: A remote attacker sending a specially crafted query may cause the web server to delete files
A configuration weakness in the JBoss Application Server (AppSvr) component of Juniper Networks SRC Series allows a remote attacker to send a specially crafted query to cause the web server to delete files which may allow the attacker to disrupt the integrity and availability of the system.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- Low
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
SRC Series: A remote attacker sending a specially crafted query may cause the web server to delete files
A configuration weakness in the JBoss Application Server (AppSvr) component of Juniper Networks SRC Series allows a remote attacker to send a specially crafted query to cause the web server to delete files which may allow the attacker to disrupt the integrity and availability of the system.
- Record
CVE-2021-31381- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L - Weakness
- CWE-16, CWE-200
- Updated
- 2026-11-02
EUVDEUVD-2021-18291
A configuration weakness in the JBoss Application Server (AppSvr) component of Juniper Networks SRC Series allows a remote attacker to send a specially crafted query to cause the web server to delete files which may allow the attacker to disrupt the integrity and availability of the system.
- Record
EUVD-2021-18291- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-7wfg-7xjc-w75v No score
A configuration weakness in the JBoss Application Server (AppSvr) component of Juniper Networks...
A configuration weakness in the JBoss Application Server (AppSvr) component of Juniper Networks SRC Series allows a remote attacker to send a specially crafted query to cause the web server to delete files which may allow the attacker to disrupt the integrity and availability of the system.
- Record
GHSA-7wfg-7xjc-w75v- Updated
- 2026-11-02
NVD
A configuration weakness in the JBoss Application Server (AppSvr) component of Juniper Networks SRC Series allows a remote attacker to send a specially crafted query to cause the web server to delete files which may allow the attacker to disrupt the integrity and availability of the system.
- Record
CVE-2021-31381- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L - CVSS 3.1
- 9.1 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H - CVSS 2.0
- 6.4 Medium
AV:N/AC:L/Au:N/C:N/I:P/A:P - Weakness
- CWE-16, CWE-200
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-31381 is a medium vulnerability (CVSS 6.5) in Juniper Networks Src Series, published October 19, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.16%, the 67th percentile. No source names a fixed version.