Risk | Medium |
Patch available | YES |
Number of vulnerabilities | 2 |
CVE-ID | CVE-2022-39956 CVE-2022-48279 |
CWE-ID | CWE-20 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software Subscribe |
Amazon Linux AMI Operating systems & Components / Operating system mod_security Operating systems & Components / Operating system package or component |
Vendor | Amazon Web Services |
Security Bulletin
This security bulletin contains information about 2 vulnerabilities.
EUVDB-ID: #VU72089
Risk: Medium
CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2022-39956
CWE-ID:
CWE-20 - Improper input validation
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to bypass filtration rules.
The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can send a payload that uses a character encoding scheme via the Content-Type or the deprecated Content-Transfer-Encoding multipart MIME header fields that will not be decoded and inspected by the web application firewall engine and the rule set.
MitigationUpdate the affected packages:
i686:Vulnerable software versions
mlogc-2.8.0-5.28.amzn1.i686
mod_security-2.8.0-5.28.amzn1.i686
mod_security-debuginfo-2.8.0-5.28.amzn1.i686
src:
mod_security-2.8.0-5.28.amzn1.src
x86_64:
mod_security-2.8.0-5.28.amzn1.x86_64
mod_security-debuginfo-2.8.0-5.28.amzn1.x86_64
mlogc-2.8.0-5.28.amzn1.x86_64
Amazon Linux AMI: All versions
mod_security: before 2.8.0-5.28
External linkshttp://alas.aws.amazon.com/ALAS-2023-1763.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.
EUVDB-ID: #VU72085
Risk: Medium
CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2022-48279
CWE-ID:
CWE-20 - Improper input validation
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to bypass implemented security restrictions.
The vulnerability exists due to insufficient validation of user-supplied input when parsing HTTP multipart requests. A remote attacker can send specially crafted input to the application and bypass the Web Application Firewall.
MitigationUpdate the affected packages:
i686:Vulnerable software versions
mlogc-2.8.0-5.28.amzn1.i686
mod_security-2.8.0-5.28.amzn1.i686
mod_security-debuginfo-2.8.0-5.28.amzn1.i686
src:
mod_security-2.8.0-5.28.amzn1.src
x86_64:
mod_security-2.8.0-5.28.amzn1.x86_64
mod_security-debuginfo-2.8.0-5.28.amzn1.x86_64
mlogc-2.8.0-5.28.amzn1.x86_64
Amazon Linux AMI: All versions
mod_security: before 2.8.0-5.28
External linkshttp://alas.aws.amazon.com/ALAS-2023-1763.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.