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amazonAmazonALAS2-2020-1545
HistoryOct 22, 2020 - 6:39 p.m.

Medium: spamassassin

2020-10-2218:39:00
alas.aws.amazon.com
22
spamassassin
excessive resources
upgrade
amazon linux 2
yum update

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

AI Score

7.5

Confidence

High

EPSS

0.009

Percentile

82.4%

Issue Overview:

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. (CVE-2019-12420)

Affected Packages:

spamassassin

Note:

This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.

Issue Correction:
Run yum update spamassassin to update your system.

New Packages:

aarch64:  
    spamassassin-3.4.0-6.amzn2.aarch64  
    spamassassin-debuginfo-3.4.0-6.amzn2.aarch64  
  
i686:  
    spamassassin-3.4.0-6.amzn2.i686  
    spamassassin-debuginfo-3.4.0-6.amzn2.i686  
  
src:  
    spamassassin-3.4.0-6.amzn2.src  
  
x86_64:  
    spamassassin-3.4.0-6.amzn2.x86_64  
    spamassassin-debuginfo-3.4.0-6.amzn2.x86_64  

Additional References

Red Hat: CVE-2019-12420

Mitre: CVE-2019-12420

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

AI Score

7.5

Confidence

High

EPSS

0.009

Percentile

82.4%