Risk | High |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2011-3192 |
CWE-ID | CWE-400 |
Exploitation vector | Network |
Public exploit | This vulnerability is being exploited in the wild. |
Vulnerable software Subscribe |
Amazon Linux AMI Operating systems & Components / Operating system |
Vendor | Amazon Web Services |
Security Bulletin
This security bulletin contains one high risk vulnerability.
EUVDB-ID: #VU2934
Risk: High
CVSSv3.1: 8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H/E:F/RL:O/RC:C]
CVE-ID: CVE-2011-3192
CWE-ID:
CWE-400 - Resource exhaustion
Exploit availability: Yes
DescriptionThe vulnerability allows a remote attacker to cause DoS conditions on the target system.
The weakness exists due to an error in the ByteRange filter when processing malicious requests in Apache HTTP server. A remote attacker can send a specially crafted HTTP request containing an overly large Range header, exhaust all available memory resources and trigger the application to crash.
Successful exploitation of the vulnerability results in denial service on the vulnerable system.
Note: the vulnerability was being actively exploited.
Update the affected packages.
i686:Vulnerable software versions
httpd-devel-2.2.21-1.18.amzn1.i686
httpd-debuginfo-2.2.21-1.18.amzn1.i686
httpd-2.2.21-1.18.amzn1.i686
httpd-tools-2.2.21-1.18.amzn1.i686
mod_ssl-2.2.21-1.18.amzn1.i686
noarch:
httpd-manual-2.2.21-1.18.amzn1.noarch
src:
httpd-2.2.21-1.18.amzn1.src
x86_64:
mod_ssl-2.2.21-1.18.amzn1.x86_64
httpd-tools-2.2.21-1.18.amzn1.x86_64
httpd-2.2.21-1.18.amzn1.x86_64
httpd-devel-2.2.21-1.18.amzn1.x86_64
httpd-debuginfo-2.2.21-1.18.amzn1.x86_64
Amazon Linux AMI: All versions
External linkshttp://alas.aws.amazon.com/ALAS-2011-1.html
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability. However, a fully functional exploit for this vulnerability is available.