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amazonAmazonALAS-2017-922
HistoryNov 15, 2017 - 7:54 p.m.

Medium: curl

2017-11-1519:54:00
alas.aws.amazon.com
27

9.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

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

6.4 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.022 Low

EPSS

Percentile

89.3%

Issue Overview:

IMAP FETCH response out of bounds read:
A buffer overrun flaw was found in the IMAP handler of libcurl. By tricking an unsuspecting user into connecting to a malicious IMAP server, an attacker could exploit this flaw to potentially cause information disclosure or crash the application. (CVE-2017-1000257)

Affected Packages:

curl

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

New Packages:

i686:  
    curl-debuginfo-7.53.1-12.79.amzn1.i686  
    curl-7.53.1-12.79.amzn1.i686  
    libcurl-devel-7.53.1-12.79.amzn1.i686  
    libcurl-7.53.1-12.79.amzn1.i686  
  
src:  
    curl-7.53.1-12.79.amzn1.src  
  
x86_64:  
    curl-debuginfo-7.53.1-12.79.amzn1.x86_64  
    libcurl-devel-7.53.1-12.79.amzn1.x86_64  
    libcurl-7.53.1-12.79.amzn1.x86_64  
    curl-7.53.1-12.79.amzn1.x86_64  

Additional References

Red Hat: CVE-2017-1000257

Mitre: CVE-2017-1000257

9.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

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

6.4 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.022 Low

EPSS

Percentile

89.3%