CVE-2021-38363
HIGHCVSS 7.5/10EPSS 0.65%
Last modified
CVE-2021-38363 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. An issue was discovered in ONOS 2.5.1. In IntentManager, the install-requested intent (which causes an exception) remains in pendingMap (in memory) forever. EPSS estimates a 0.65% chance of exploitation in the next 30 days.
Description
An issue was discovered in ONOS 2.5.1. In IntentManager, the install-requested intent (which causes an exception) remains in pendingMap (in memory) forever. Deletion is possible neither by a user nor by the intermittent Intent Cleanup process.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Opennetworking | Onos | 2.5.1 |
References
- https://www.usenix.org/system/files/sec23fall-prepub-285_kim-jiwon.pdfExploit, Technical Description, Third Party Advisory
- https://www.usenix.org/system/files/sec23fall-prepub-285_kim-jiwon.pdfExploit, Technical Description, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-38363?
An issue was discovered in ONOS 2.5.1. In IntentManager, the install-requested intent (which causes an exception) remains in pendingMap (in memory) forever. Deletion is possible neither by a user nor by the intermittent Intent Cleanup process.
How severe is CVE-2021-38363?
CVE-2021-38363 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.65% probability of exploitation in the next 30 days.
How do I fix CVE-2021-38363?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2021-38363?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST