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amazonAmazonALAS-2019-1233
HistoryJul 17, 2019 - 11:19 p.m.

Low: curl

2019-07-1723:19:00
alas.aws.amazon.com
39

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

4.6 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.072 Low

EPSS

Percentile

94.0%

Issue Overview:

A heap buffer overflow in the TFTP receiving code allows for DoS or arbitrary code execution in libcurl. (CVE-2019-5436)

An integer overflow in curl’s URL API results in a buffer overflow in libcurl. (CVE-2019-5435)

Affected Packages:

curl

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

New Packages:

i686:  
    curl-debuginfo-7.61.1-11.91.amzn1.i686  
    curl-7.61.1-11.91.amzn1.i686  
    libcurl-devel-7.61.1-11.91.amzn1.i686  
    libcurl-7.61.1-11.91.amzn1.i686  
  
src:  
    curl-7.61.1-11.91.amzn1.src  
  
x86_64:  
    libcurl-7.61.1-11.91.amzn1.x86_64  
    curl-debuginfo-7.61.1-11.91.amzn1.x86_64  
    libcurl-devel-7.61.1-11.91.amzn1.x86_64  
    curl-7.61.1-11.91.amzn1.x86_64  

Additional References

Red Hat: CVE-2019-5435, CVE-2019-5436

Mitre: CVE-2019-5435, CVE-2019-5436

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

4.6 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.072 Low

EPSS

Percentile

94.0%