Kurz gesagt
- CVE-2021-23386 ist eine Schwachstelle (MITTEL (CVSS 6.5)) in dns-packet (dns-packet project), dns-packet.
- Wahrscheinlichkeit einer Ausnutzung in den nächsten 30 Tagen (EPSS): 1.4%, höher als bei 73.1% aller Schwachstellen.
- Abhilfe: auf 5.2.2, 1.3.4, 1.3.2 oder neuer aktualisieren.
| Package | Affected versions | Patched versions |
|---|
| dns-packet | ≥ 2.0.0, < 5.2.2< 1.3.4
| 5.2.21.3.4
|
| dns-packet npm | ≥ 2.0.0, < 5.2.2< 1.3.2
| 5.2.21.3.2
|
Description
This affects the package dns-packet before versions 1.3.2 and 5.2.2. It creates buffers with allocUnsafe and does not always fill them before forming network packets. This can expose internal application memory over unencrypted network when querying crafted invalid domain names.
NVD description
This affects the package dns-packet before 5.2.2. It creates buffers with allocUnsafe and does not always fill them before forming network packets. This can expose internal application memory over unencrypted network when querying crafted invalid domain names.
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