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amazonAmazonALAS2-2023-2333
HistoryOct 30, 2023 - 11:59 p.m.

Low: nmap

2023-10-3023:59:00
alas.aws.amazon.com
9
nmap
denial of service
update
remote attackers
tcp-based service
cve-2018-15173
amazon linux 2
red hat
mitre

5 Medium

CVSS2

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

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

7.4 High

AI Score

Confidence

High

0.023 Low

EPSS

Percentile

89.7%

Issue Overview:

Nmap through 7.70, when the -sV option is used, allows remote attackers to cause a denial of service (stack consumption and application crash) via a crafted TCP-based service. (CVE-2018-15173)

Affected Packages:

nmap

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 nmap to update your system.

New Packages:

aarch64:  
    nmap-6.40-19.amzn2.0.1.aarch64  
    nmap-ncat-6.40-19.amzn2.0.1.aarch64  
    nmap-debuginfo-6.40-19.amzn2.0.1.aarch64  
  
i686:  
    nmap-6.40-19.amzn2.0.1.i686  
    nmap-ncat-6.40-19.amzn2.0.1.i686  
    nmap-debuginfo-6.40-19.amzn2.0.1.i686  
  
noarch:  
    nmap-frontend-6.40-19.amzn2.0.1.noarch  
  
src:  
    nmap-6.40-19.amzn2.0.1.src  
  
x86_64:  
    nmap-6.40-19.amzn2.0.1.x86_64  
    nmap-ncat-6.40-19.amzn2.0.1.x86_64  
    nmap-debuginfo-6.40-19.amzn2.0.1.x86_64  

Additional References

Red Hat: CVE-2018-15173

Mitre: CVE-2018-15173

5 Medium

CVSS2

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

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

7.4 High

AI Score

Confidence

High

0.023 Low

EPSS

Percentile

89.7%