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amazonAmazonALAS-2023-1780
HistoryJul 05, 2023 - 9:44 p.m.

Medium: c-ares

2023-07-0521:44:00
alas.aws.amazon.com
11

8.6 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

HIGH

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

7.5 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.001 Low

EPSS

Percentile

25.3%

Issue Overview:

A flaw was found in the c-ares package. The ares_set_sortlist is missing checks about the validity of the input string, which allows a possible arbitrary length stack overflow. This issue may cause a denial of service or a limited impact on confidentiality and integrity. (CVE-2022-4904)

Affected Packages:

c-ares

Issue Correction:
Run yum update c-ares to update your system.

New Packages:

i686:  
    c-ares-debuginfo-1.17.2-1.10.amzn1.i686  
    c-ares-1.17.2-1.10.amzn1.i686  
    c-ares-devel-1.17.2-1.10.amzn1.i686  
  
src:  
    c-ares-1.17.2-1.10.amzn1.src  
  
x86_64:  
    c-ares-1.17.2-1.10.amzn1.x86_64  
    c-ares-debuginfo-1.17.2-1.10.amzn1.x86_64  
    c-ares-devel-1.17.2-1.10.amzn1.x86_64  

Additional References

Red Hat: CVE-2022-4904

Mitre: CVE-2022-4904

8.6 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

HIGH

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

7.5 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.001 Low

EPSS

Percentile

25.3%