openEuler update for httpd



| Updated: 2024-08-30
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2024-38473
CWE-ID CWE-20
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
openEuler
Operating systems & Components / Operating system

httpd-help
Operating systems & Components / Operating system package or component

httpd-filesystem
Operating systems & Components / Operating system package or component

mod_ssl
Operating systems & Components / Operating system package or component

mod_session
Operating systems & Components / Operating system package or component

mod_proxy_html
Operating systems & Components / Operating system package or component

mod_md
Operating systems & Components / Operating system package or component

mod_ldap
Operating systems & Components / Operating system package or component

httpd-tools
Operating systems & Components / Operating system package or component

httpd-devel
Operating systems & Components / Operating system package or component

httpd-debugsource
Operating systems & Components / Operating system package or component

httpd-debuginfo
Operating systems & Components / Operating system package or component

httpd
Operating systems & Components / Operating system package or component

Vendor openEuler

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Input validation error

EUVDB-ID: #VU93540

Risk: Medium

CVSSv4.0: 5.5 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/U:Green]

CVE-ID: CVE-2024-38473

CWE-ID: CWE-20 - Improper input validation

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to bypass authentication.

The vulnerability exists due to insufficient validation of user-supplied input when handling incorrect encoding in mod_proxy. A remote attacker can force the web server to pass request URLs with incorrect encoding to backend services.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 20.03 LTS SP4 - 24.03 LTS

httpd-help: before 2.4.58-6

httpd-filesystem: before 2.4.58-6

mod_ssl: before 2.4.58-6

mod_session: before 2.4.58-6

mod_proxy_html: before 2.4.58-6

mod_md: before 2.4.58-6

mod_ldap: before 2.4.58-6

httpd-tools: before 2.4.58-6

httpd-devel: before 2.4.58-6

httpd-debugsource: before 2.4.58-6

httpd-debuginfo: before 2.4.58-6

httpd: before 2.4.58-6

CPE2.3 External links

https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2024-2051


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, proof of concept for this vulnerability is available.



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