Search/CVE-2021-25677
● CVE — Medium

CVE-2021-25677

VendorsiemensProductnucleus net, nucleus source code, simotics connect 400 firmware, nucleus readystart v3, nucleus readystart v4DiscoveredApr 22, 2021UpdatedNov 21, 2024

A vulnerability has been identified in APOGEE PXC Compact (BACnet) (All versions = V0.5.0.0 < V1.0.0.0), TALON TC Compact (BACnet) (All versions < V3.5.5), TALON TC Modular (BACnet) (All versions < V3.5.5). The DNS client does not properly randomize DNS transaction IDs. That could allow an attacker to poison the DNS cache or spoof DNS resolving.

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CVSS v3.1
5.3 MEDIUM
EPSS
1.06%
probability of exploitation in 30 days
CISA KEV
Not listed
no confirmed exploitation reported
News coverage
0
sources referencing this CVE
Related IOCs
0
seen in the same coverage
CVSS v3.1 Detail
Attack VectorNETWORK
Attack ComplexityLOW
Privileges RequiredNONE
User InteractionNONE
ScopeUNCHANGED
ConfidentialityNONE
IntegrityLOW
AvailabilityNONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Connections
6 relationships
Timeline
disclosure → media coverage
Apr 22, 2021
Disclosure — published as a CVE record. · last revised by NVD Nov 21, 2024