CVE-2026-92697 - FastNetMon: NetFlow v9 unbounded strlen() on interface-description field causes remote out-of-bounds read
CVE ID :CVE-2026-92697
Published : Nov. 5, 2026, 10:34 p.m. | 51 minutes ago
Description :FastNetMon is a high-performance DDoS detector and sensor. In version 1.2.9 and earlier, the NetFlow v9 collector calls strlen() on an attacker-controlled interface-description field without bounding the scan to the field’s declared length. Although fields longer than 128 bytes are excluded from this operation, an accepted field without a null terminator can cause reads beyond the field and packet buffer. An unauthenticated remote attacker who can send crafted UDP packets to the collector can trigger an out-of-bounds read and potentially crash the process, causing denial of service. No fixed release is available as of this review.
Severity: 0.0 | NA
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Published : Nov. 5, 2026, 10:34 p.m. | 51 minutes ago
Description :FastNetMon is a high-performance DDoS detector and sensor. In version 1.2.9 and earlier, the NetFlow v9 collector calls strlen() on an attacker-controlled interface-description field without bounding the scan to the field’s declared length. Although fields longer than 128 bytes are excluded from this operation, an accepted field without a null terminator can cause reads beyond the field and packet buffer. An unauthenticated remote attacker who can send crafted UDP packets to the collector can trigger an out-of-bounds read and potentially crash the process, causing denial of service. No fixed release is available as of this review.
Severity: 0.0 | NA
Visit the link for more details, such as CVSS details, affected products, timeline, and more...