3.7

CVE-2026-2966

Exploit

Cesanta Mongoose DNS Transaction ID dns.c mg_sendnsreq random values

A weakness has been identified in Cesanta Mongoose up to 7.20. The impacted element is the function mg_sendnsreq of the file /src/dns.c of the component DNS Transaction ID Handler. Executing a manipulation of the argument random can lead to insufficiently random values. The attack can be launched remotely. The attack requires a high level of complexity. The exploitability is regarded as difficult. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Cesanta ≫ Mongoose Version <= 7.20
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.38% 0.296
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
cna@vuldb.com 3.7 2.2 1.4
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
cna@vuldb.com 2.9 0 0
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
cna@vuldb.com 2.6 4.9 2.9
AV:N/AC:H/Au:N/C:N/I:P/A:N
CWE-330 Use of Insufficiently Random Values

The product uses insufficiently random numbers or values in a security context that depends on unpredictable numbers.

https://vuldb.com/?id.347333
Third Party Advisory
VDB Entry
https://vuldb.com/?ctiid.347333
VDB Entry
Permissions Required
https://vuldb.com/?submit.755304
Third Party Advisory
VDB Entry
https://github.com/dwBruijn/CVEs/blob/main/Mongoose/mg_sendnsreq.md
Third Party Advisory
Exploit
https://github.com/dwBruijn/CVEs/blob/main/Mongoose/mg_sendnsreq.md#poc
Third Party Advisory
Exploit