DoS on IDS parsing of malformed asset fields in Guardian/CMC >= 22.6.0 before 22.6.3 and 23.1.0
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Nozomi Networks | Guardian | unaffected |
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| Nozomi Networks | CMC | unaffected |
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Configuration 1 [-]
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No data.
No data available yet.
Vendor Solution
Upgrade to v22.6.3, v23.1.0 or later.
Vendor Workaround
N/A. It is recommended to monitor the IDS log to check for abnormal stops and restarts.
| Source | ID | Title |
|---|---|---|
EUVD |
EUVD-2023-36892 | A Denial of Service (Dos) vulnerability in Nozomi Networks Guardian and CMC, due to improper input validation in certain fields used in the Asset Intelligence functionality of our IDS, allows an unauthenticated attacker to crash the IDS module by sending specially crafted malformed network packets. During the (limited) time window before the IDS module is automatically restarted, network traffic may not be analyzed. |
No CVSS v3.0
No CVSS v2
This CVE is not in the KEV list.
Exploit prediction score: < 1% (0.643% probability within 30 days)
| Link | Providers |
|---|---|
| https://security.nozominetworks.com/NN-2023:10-01 |
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| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
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| Type | Values Removed | Values Added |
|---|---|---|
| Weaknesses | CWE-1286 |