CVE-2019-12420

spamassassin: crafted email message can lead to DoS

Severity Score

7.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

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.

En Apache SpamAssassin versiones anteriores a 3.4.3, un mensaje puede ser diseñado de una forma que use recursos excesivos. La actualización recomendada a SA versión 3.4.3 lo antes posible es la solución recomendada, pero los detalles no serán compartidos públicamente.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

None

Integrity

None

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2019-05-28 CVE Reserved
2019-12-12 CVE Published
2023-11-18 EPSS Updated
2024-08-04 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-400: Uncontrolled Resource Consumption

CAPEC

References (15)

URL	Tag	Source
http://www.openwall.com/lists/oss-security/2019/12/12/2	Mailing List
https://lists.apache.org/thread.html/5863d6c42fc9595a29566732f12348cde0ca0e41bda91695c62041de%40%3Cannounce.apache.org%3E	Mailing List
https://lists.apache.org/thread.html/5ef362d6da12126fafc81443309ca95d872d1bfd011fe4b2699f0fe9%40%3Cusers.spamassassin.apache.org%3E	Mailing List
https://lists.apache.org/thread.html/64cf76749956dd08f7d5b86ec9f3321f382cfd7fe717ccd1be940c92%40%3Cannounce.spamassassin.apache.org%3E	Mailing List
https://lists.apache.org/thread.html/e3c2367351286b77a74a082e2b66b793cceefa7b6ea9dcd162db4c4b%40%3Cdev.spamassassin.apache.org%3E	Mailing List
https://lists.apache.org/thread.html/r2578c486552637bfedbe624940cc60d6463bd90044c887bdebb75e74%40%3Cusers.spamassassin.apache.org%3E	Mailing List
https://lists.apache.org/thread.html/r3d32ebf97b1245b8237763444e911c4595d2ad5e34a1641840d8146f%40%3Cusers.spamassassin.apache.org%3E	Mailing List
https://lists.debian.org/debian-lts-announce/2019/12/msg00019.html	Mailing List
https://seclists.org/bugtraq/2019/Dec/27	Mailing List

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://svn.apache.org/repos/asf/spamassassin/branches/3.4/build/announcements/3.4.3.txt	2023-11-07
https://usn.ubuntu.com/4237-1	2023-11-07
https://usn.ubuntu.com/4237-2	2023-11-07
https://www.debian.org/security/2019/dsa-4584	2023-11-07
https://access.redhat.com/security/cve/CVE-2019-12420	2020-11-04
https://bugzilla.redhat.com/show_bug.cgi?id=1784984	2020-11-04

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Apache Search vendor "Apache"		Spamassassin Search vendor "Apache" for product "Spamassassin"				< 3.4.3 Search vendor "Apache" for product "Spamassassin" and version " < 3.4.3"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				8.0 Search vendor "Debian" for product "Debian Linux" and version "8.0"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				9.0 Search vendor "Debian" for product "Debian Linux" and version "9.0"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				10.0 Search vendor "Debian" for product "Debian Linux" and version "10.0"		-		Affected