Vulnerability in Dns-packet_project Dns-packet
CVE-2021-23386
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…
EPSS: 0.014 (70.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.7 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:L.
Affected products
- Dns-packet_project Dns-packet
- N/a Dns-packet — versions unspecified
Weakness classification (CWE)
Public proof-of-concept exploits
References
- report@snyk.io (Patch, Third Party Advisory, x_refsource_MISC)
- report@snyk.io (Patch, Third Party Advisory, x_refsource_MISC)
- report@snyk.io (Permissions Required, Third Party Advisory, x_refsource_MISC)
- report@snyk.io (Patch, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-23386?
- CVE-2021-23386 is a high-severity vulnerability in Dns-packet_project Dns-packet, classified under CWE-909. CVSS score: 7.7/10. Published 2021-05-20.
- How severe is CVE-2021-23386?
- High severity. CVSS v3 base score is 7.7 out of 10.
- Is CVE-2021-23386 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.