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CVE-2019-12420

Date: December 12, 2019

In Apache SpamAssassin before 3.4.3, a message can be crafted in a way to use excessive resources. Upgrading to SA 3.4.3 as soon as possible is the recommended fix but details will not be shared publicly.

Severity Score

Related Resources (20)

https://svn.apache.org/repos/asf/spamassassin/branches/3.4/build/announcements/3.4.3.txt
https://access.redhat.com/security/cve/CVE-2019-12420
https://security.alpinelinux.org/vuln/CVE-2019-12420
https://nvd.nist.gov/vuln/detail/CVE-2019-12420
https://lists.apache.org/thread.html/64cf76749956dd08f7d5b86ec9f3321f382cfd7fe717ccd1be940c92@%3Cannounce.spamassassin.apache.org%3E
https://lists.debian.org/debian-lts-announce/2019/12/msg00019.html
https://usn.ubuntu.com/4237-1/
https://security-tracker.debian.org/tracker/CVE-2019-12420
https://usn.ubuntu.com/4237-2/
https://lists.apache.org/thread.html/r3d32ebf97b1245b8237763444e911c4595d2ad5e34a1641840d8146f@%3Cusers.spamassassin.apache.org%3E
https://people.canonical.com/~ubuntu-security/cve/CVE-2019-12420
https://lists.apache.org/thread.html/5ef362d6da12126fafc81443309ca95d872d1bfd011fe4b2699f0fe9@%3Cusers.spamassassin.apache.org%3E
https://lists.apache.org/thread.html/e3c2367351286b77a74a082e2b66b793cceefa7b6ea9dcd162db4c4b@%3Cdev.spamassassin.apache.org%3E
https://www.debian.org/security/2019/dsa-4584
https://seclists.org/bugtraq/2019/Dec/27
https://bz.apache.org/SpamAssassin/show_bug.cgi?id=7747
https://lists.apache.org/thread.html/r2578c486552637bfedbe624940cc60d6463bd90044c887bdebb75e74@%3Cusers.spamassassin.apache.org%3E
http://www.openwall.com/lists/oss-security/2019/12/12/2
https://lists.apache.org/thread.html/5863d6c42fc9595a29566732f12348cde0ca0e41bda91695c62041de@%3Cannounce.apache.org%3E
https://www.mend.io/vulnerability-database/CVE-2019-12420

Severity Score

Weakness Type (CWE)

Uncontrolled Resource Consumption ('Resource Exhaustion')

CWE-400

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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