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amazonAmazonALAS-2020-1361
HistoryApr 20, 2020 - 8:34 p.m.

Medium: icu

2020-04-2020:34:00
alas.aws.amazon.com
88

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

6.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.004 Low

EPSS

Percentile

73.9%

Issue Overview:

An issue was discovered in International Components for Unicode (ICU) for C/C++ through 66.1. An integer overflow, leading to a heap-based buffer overflow, exists in the UnicodeString::doAppend() function in common/unistr.cpp. (CVE-2020-10531)

Affected Packages:

icu

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

New Packages:

i686:  
    icu-debuginfo-50.2-4.0.amzn1.i686  
    libicu-devel-50.2-4.0.amzn1.i686  
    libicu-50.2-4.0.amzn1.i686  
    icu-50.2-4.0.amzn1.i686  
  
noarch:  
    libicu-doc-50.2-4.0.amzn1.noarch  
  
src:  
    icu-50.2-4.0.amzn1.src  
  
x86_64:  
    libicu-50.2-4.0.amzn1.x86_64  
    icu-50.2-4.0.amzn1.x86_64  
    icu-debuginfo-50.2-4.0.amzn1.x86_64  
    libicu-devel-50.2-4.0.amzn1.x86_64  

Additional References

Red Hat: CVE-2020-10531

Mitre: CVE-2020-10531

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

6.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.004 Low

EPSS

Percentile

73.9%