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amazonAmazonALAS-2014-389
HistoryJul 31, 2014 - 1:56 p.m.

Important: httpd24

2014-07-3113:56:00
alas.aws.amazon.com
41

6.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.956 High

EPSS

Percentile

99.4%

Issue Overview:

A race condition flaw, leading to heap-based buffer overflows, was found in the mod_status httpd module. A remote attacker able to access a status page served by mod_status on a server using a threaded Multi-Processing Module (MPM) could send a specially crafted request that would cause the httpd child process to crash or, possibly, allow the attacker to execute arbitrary code with the privileges of the “apache” user. (CVE-2014-0226)

A denial of service flaw was found in the way httpd’s mod_deflate module handled request body decompression (configured via the “DEFLATE” input filter). A remote attacker able to send a request whose body would be decompressed could use this flaw to consume an excessive amount of system memory and CPU on the target system. (CVE-2014-0118)

A denial of service flaw was found in the way httpd’s mod_cgid module executed CGI scripts that did not read data from the standard input. A remote attacker could submit a specially crafted request that would cause the httpd child process to hang indefinitely. (CVE-2014-0231)

Affected Packages:

httpd24

Issue Correction:
Run yum update httpd24 to update your system.

New Packages:

i686:  
    mod24_proxy_html-2.4.10-1.59.amzn1.i686  
    httpd24-2.4.10-1.59.amzn1.i686  
    httpd24-debuginfo-2.4.10-1.59.amzn1.i686  
    mod24_ldap-2.4.10-1.59.amzn1.i686  
    httpd24-tools-2.4.10-1.59.amzn1.i686  
    mod24_ssl-2.4.10-1.59.amzn1.i686  
    httpd24-devel-2.4.10-1.59.amzn1.i686  
    mod24_session-2.4.10-1.59.amzn1.i686  
  
noarch:  
    httpd24-manual-2.4.10-1.59.amzn1.noarch  
  
src:  
    httpd24-2.4.10-1.59.amzn1.src  
  
x86_64:  
    mod24_proxy_html-2.4.10-1.59.amzn1.x86_64  
    httpd24-tools-2.4.10-1.59.amzn1.x86_64  
    mod24_ldap-2.4.10-1.59.amzn1.x86_64  
    httpd24-2.4.10-1.59.amzn1.x86_64  
    httpd24-debuginfo-2.4.10-1.59.amzn1.x86_64  
    httpd24-devel-2.4.10-1.59.amzn1.x86_64  
    mod24_session-2.4.10-1.59.amzn1.x86_64  
    mod24_ssl-2.4.10-1.59.amzn1.x86_64  

Additional References

Red Hat: CVE-2014-0118, CVE-2014-0226, CVE-2014-0231

Mitre: CVE-2014-0118, CVE-2014-0226, CVE-2014-0231

6.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.956 High

EPSS

Percentile

99.4%