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amazonAmazonALAS-2016-663
HistoryMar 10, 2016 - 4:30 p.m.

Medium: privoxy

2016-03-1016:30:00
alas.aws.amazon.com
20

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

5 Medium

CVSS2

Access Vector

Access Complexity

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.031 Low

EPSS

Percentile

91.0%

Issue Overview:

The remove_chunked_transfer_coding function allows remote attackers to cause a denial of service (invalid read and crash) via crafted chunk-encoded content. (CVE-2016-1982)

The client_host function in parsers.c allows remote attackers to cause a denial of service (invalid read and crash) via an empty HTTP Host header. (CVE-2016-1983)

Affected Packages:

privoxy

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

New Packages:

i686:  
    privoxy-3.0.23-2.7.amzn1.i686  
    privoxy-debuginfo-3.0.23-2.7.amzn1.i686  
  
src:  
    privoxy-3.0.23-2.7.amzn1.src  
  
x86_64:  
    privoxy-3.0.23-2.7.amzn1.x86_64  
    privoxy-debuginfo-3.0.23-2.7.amzn1.x86_64  

Additional References

Red Hat: CVE-2016-1982, CVE-2016-1983

Mitre: CVE-2016-1982, CVE-2016-1983

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

5 Medium

CVSS2

Access Vector

Access Complexity

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.031 Low

EPSS

Percentile

91.0%