CVE-2020-24334

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Source
https://cve.org/CVERecord?id=CVE-2020-24334
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-24334.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2020-24334
Published
2020-12-11T23:15:13.807Z
Modified
2026-03-14T10:21:19.731312Z
Severity
  • 8.2 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H CVSS Calculator
Summary
[none]
Details

The code that processes DNS responses in uIP through 1.0, as used in Contiki and Contiki-NG, does not check whether the number of responses specified in the DNS packet header corresponds to the response data available in the DNS packet, leading to an out-of-bounds read and Denial-of-Service in resolv.c.

References

Affected packages

Git / github.com/adamdunkels/uip

Affected ranges

Type
GIT
Repo
https://github.com/adamdunkels/uip
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
a49def743f6e5c7d0c0f2d724f0b8e0c563a4a37
Database specific 
{
    "versions": [
        {
            "introduced": "0"
        },
        {
            "last_affected": "1.0"
        }
    ]
}

Affected versions

Other
uip-0-5
uip-0-6
uip-0-9
uip-1-0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-24334.json"