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amazonAmazonALAS-2017-881
HistoryAug 31, 2017 - 3:58 p.m.

Low: wget

2017-08-3115:58:00
alas.aws.amazon.com
24

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

6.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

EPSS

0.003

Percentile

69.2%

Issue Overview:

CRLF injection in the url_parse function in url.c
A CRLF injection flaw was found in the way wget handled URLs. A remote attacker could use this flaw to inject arbitrary HTTP headers in requests, via CRLF sequences in the host sub-component of a URL, by tricking a user running wget into processing crafted URLs. (CVE-2017-6508)

Affected Packages:

wget

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

New Packages:

i686:  
    wget-debuginfo-1.18-3.27.amzn1.i686  
    wget-1.18-3.27.amzn1.i686  
  
src:  
    wget-1.18-3.27.amzn1.src  
  
x86_64:  
    wget-1.18-3.27.amzn1.x86_64  
    wget-debuginfo-1.18-3.27.amzn1.x86_64  

Additional References

Red Hat: CVE-2017-6508

Mitre: CVE-2017-6508

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

6.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

EPSS

0.003

Percentile

69.2%