Risk | Medium |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2022-26635 |
CWE-ID | CWE-113 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software |
Amazon Linux AMI Operating systems & Components / Operating system php55-pecl-memcached Operating systems & Components / Operating system package or component |
Vendor | Amazon Web Services |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
EUVDB-ID: #VU71490
Risk: Medium
CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID: CVE-2022-26635
CWE-ID:
CWE-113 - Improper Neutralization of CRLF Sequences in HTTP Headers ('HTTP Response Splitting')
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform HTTP splitting attacks.
The vulnerability exists due improper NULL termination when processing CRLF character sequences. A remote attacker can send specially crafted request containing CRLF sequence and make the application to send a split HTTP response.
Successful exploitation of the vulnerability may allow an attacker perform cache poisoning attack.
MitigationUpdate the affected packages:
i686:Vulnerable software versions
php55-pecl-memcached-debuginfo-2.2.0-5.17.amzn1.i686
php55-pecl-memcached-2.2.0-5.17.amzn1.i686
src:
php55-pecl-memcached-2.2.0-5.17.amzn1.src
x86_64:
php55-pecl-memcached-debuginfo-2.2.0-5.17.amzn1.x86_64
php55-pecl-memcached-2.2.0-5.17.amzn1.x86_64
Amazon Linux AMI: All versions
php55-pecl-memcached: before 2.2.0-5.17
CPE2.3https://alas.aws.amazon.com/ALAS-2023-1671.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.