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Vulnerability Details : CVE-2020-25583

In FreeBSD 12.2-STABLE before r368250, 11.4-STABLE before r368253, 12.2-RELEASE before p1, 12.1-RELEASE before p11 and 11.4-RELEASE before p5 when processing a DNSSL option, rtsold(8) decodes domain name labels per an encoding specified in RFC 1035 in which the first octet of each label contains the label's length. rtsold(8) did not validate label lengths correctly and could overflow the destination buffer.
Publish Date : 2021-03-29 Last Update Date : 2021-06-03
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- CVSS Scores & Vulnerability Types

CVSS Score
Confidentiality Impact Complete (There is total information disclosure, resulting in all system files being revealed.)
Integrity Impact Complete (There is a total compromise of system integrity. There is a complete loss of system protection, resulting in the entire system being compromised.)
Availability Impact Complete (There is a total shutdown of the affected resource. The attacker can render the resource completely unavailable.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Overflow
CWE ID 120

- Products Affected By CVE-2020-25583

# Product Type Vendor Product Version Update Edition Language
1 OS Freebsd Freebsd 11.3 P8 * * Version Details Vulnerabilities
2 OS Freebsd Freebsd 11.3 P1 * * Version Details Vulnerabilities
3 OS Freebsd Freebsd 11.3 P3 * * Version Details Vulnerabilities
4 OS Freebsd Freebsd 11.3 P10 * * Version Details Vulnerabilities
5 OS Freebsd Freebsd 11.3 P4 * * Version Details Vulnerabilities
6 OS Freebsd Freebsd 11.3 P11 * * Version Details Vulnerabilities
7 OS Freebsd Freebsd 11.3 P5 * * Version Details Vulnerabilities
8 OS Freebsd Freebsd 11.3 P9 * * Version Details Vulnerabilities
9 OS Freebsd Freebsd 11.3 P12 * * Version Details Vulnerabilities
10 OS Freebsd Freebsd 11.3 P6 * * Version Details Vulnerabilities
11 OS Freebsd Freebsd 11.3 P13 * * Version Details Vulnerabilities
12 OS Freebsd Freebsd 11.3 - * * Version Details Vulnerabilities
13 OS Freebsd Freebsd 11.3 P7 * * Version Details Vulnerabilities
14 OS Freebsd Freebsd 11.3 P2 * * Version Details Vulnerabilities
15 OS Freebsd Freebsd 11.4 - * * Version Details Vulnerabilities
16 OS Freebsd Freebsd 11.4 P3 * * Version Details Vulnerabilities
17 OS Freebsd Freebsd 11.4 P2 * * Version Details Vulnerabilities
18 OS Freebsd Freebsd 11.4 P1 * * Version Details Vulnerabilities
19 OS Freebsd Freebsd 12.1 P1 * * Version Details Vulnerabilities
20 OS Freebsd Freebsd 12.1 P7 * * Version Details Vulnerabilities
21 OS Freebsd Freebsd 12.1 - * * Version Details Vulnerabilities
22 OS Freebsd Freebsd 12.1 P9 * * Version Details Vulnerabilities
23 OS Freebsd Freebsd 12.1 P5 * * Version Details Vulnerabilities
24 OS Freebsd Freebsd 12.1 P2 * * Version Details Vulnerabilities
25 OS Freebsd Freebsd 12.1 P8 * * Version Details Vulnerabilities
26 OS Freebsd Freebsd 12.1 P3 * * Version Details Vulnerabilities
27 OS Freebsd Freebsd 12.1 P6 * * Version Details Vulnerabilities
28 OS Freebsd Freebsd 12.1 P4 * * Version Details Vulnerabilities
29 OS Freebsd Freebsd 12.2 - * * Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Freebsd Freebsd 29

- References For CVE-2020-25583 CONFIRM

- Metasploit Modules Related To CVE-2020-25583

There are not any metasploit modules related to this CVE entry (Please visit for more information)

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