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amazonAmazonALAS-2014-407
HistorySep 17, 2014 - 9:45 p.m.

Medium: curl

2014-09-1721:45:00
alas.aws.amazon.com
12

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

0.006 Low

EPSS

Percentile

77.4%

Issue Overview:

libcurl wrongly allows cookies to be set for TLDs, thus making them much broader then they are supposed to be allowed to. This can allow arbitrary sites to set cookies that then would get sent to a different and unrelated site or domain.

By not detecting and rejecting domain names for partial literal IP addresses properly when parsing received HTTP cookies, libcurl can be fooled to both sending cookies to wrong sites and into allowing arbitrary sites to set cookies for others.

Affected Packages:

curl

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

New Packages:

i686:  
    libcurl-7.38.0-1.46.amzn1.i686  
    libcurl-devel-7.38.0-1.46.amzn1.i686  
    curl-debuginfo-7.38.0-1.46.amzn1.i686  
    curl-7.38.0-1.46.amzn1.i686  
  
src:  
    curl-7.38.0-1.46.amzn1.src  
  
x86_64:  
    libcurl-devel-7.38.0-1.46.amzn1.x86_64  
    curl-debuginfo-7.38.0-1.46.amzn1.x86_64  
    libcurl-7.38.0-1.46.amzn1.x86_64  
    curl-7.38.0-1.46.amzn1.x86_64  

Additional References

Red Hat: CVE-2014-3613, CVE-2014-3620

Mitre: CVE-2014-3613, CVE-2014-3620

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

0.006 Low

EPSS

Percentile

77.4%