High severity · published Dec 12, 2019
CVE-2019-12420
In Apache SpamAssassin before 3.4.3, a message can be crafted in a way to use excessive resources
7.5
CVSS
7.2%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)7.2% · higher than 94% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
8.0; 9.0; 10.0 · source: NVD
SP
Spamassassin · Apache
before 3.4.3 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-12420
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-12420
Mailing List
http://www.openwall.com/lists/oss-security/2019/12/12/2
Permissions Required
https://bz.apache.org/SpamAssassin/show_bug.cgi?id=7747
lists.apache.org
https://lists.apache.org/thread.html/5863d6c42fc9595a29566732f12348cde0ca0e41bda91695c62041de%40%3Cannounce.apache.org%3E
lists.apache.org
https://lists.apache.org/thread.html/5ef362d6da12126fafc81443309ca95d872d1bfd011fe4b2699f0fe9%40%3Cusers.spamassassin.apache.org%3E
lists.apache.org
https://lists.apache.org/thread.html/64cf76749956dd08f7d5b86ec9f3321f382cfd7fe717ccd1be940c92%40%3Cannounce.spamassassin.apache.org%3E
lists.apache.org
https://lists.apache.org/thread.html/e3c2367351286b77a74a082e2b66b793cceefa7b6ea9dcd162db4c4b%40%3Cdev.spamassassin.apache.org%3E
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