CVE-2022-22195
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
An Improper Update of Reference Count vulnerability in the kernel of Juniper Networks Junos OS Evolved allows an unauthenticated, network-based attacker to trigger a counter overflow, eventually causing a Denial of Service (DoS). This issue affects Juniper Networks Junos OS Evolved: All versions prior to 20.4R3-S1-EVO; 21.1 versions prior to 21.1R3-EVO; 21.2 versions prior to 21.2R3-EVO; 21.3 versions prior to 21.3R2-EVO. This issue does not affect Juniper Networks Junos OS.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Juniper Networks | Junos OS Evolved | unspecified < 20.4R3-S1-EVO | affected |
| Juniper Networks | Junos OS Evolved | 21.1 < 21.1R3-EVO | affected |
| Juniper Networks | Junos OS Evolved | 21.2 < 21.2R3-EVO | affected |
| Juniper Networks | Junos OS Evolved | 21.3 < 21.3R2-EVO | affected |
| Juniper Networks | Junos OS | any | unaffected |
Weaknesses
- CWE-911: CWE-911 Improper Update of Reference Count
- Denial of Service (DoS)
Workarounds
There are no viable workarounds for this issue.
To reduce the risk of exploitation of this issue, use access lists or firewall filters to limit access to only trusted networks, hosts and users.
ADP Enrichment
CVE Program Container
Additional References
References
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