Multiple vulnerabilities in Red Hat Ceph Storage 5.3



| Updated: 2024-08-02
Risk Medium
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2023-43040
CVE-2023-46159
CWE-ID CWE-285
CWE-400
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
 Red Hat Ceph Storage
Server applications / File servers (FTP/HTTP)

Red Hat Enterprise Linux for x86_64
Operating systems & Components / Operating system

Ceph
Server applications / Other server solutions

haproxy (Red Hat package)
Operating systems & Components / Operating system package or component

ceph-ansible (Red Hat package)
Operating systems & Components / Operating system package or component

Vendor Red Hat Inc.

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Improper Authorization

EUVDB-ID: #VU82112

Risk: Medium

CVSSv4.0: 5.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:P/U:Green]

CVE-ID: CVE-2023-43040

CWE-ID: CWE-285 - Improper Authorization

Exploit availability: Yes

Description

The vulnerability allows a remote user to bypass implemented security restrictions.

The vulnerability exists due to improper authorization in radogw API gateway in Ceph when processing POST requests. A remote unprivileged user can write to any bucket(s) accessible by a given key if a POST form-data contains a key called "bucket" with a value matching the bucket's name used to sign the request.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Red Hat Ceph Storage: 5.3

Red Hat Enterprise Linux for x86_64: 8.0 - 9

Ceph: before 16.2.10-248.el8cp

haproxy (Red Hat package): before 2.2.19-5.el8cp

ceph-ansible (Red Hat package): before 6.0.28.7-1.el8cp

CPE2.3 External links

https://access.redhat.com/errata/RHSA-2024:0745


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

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.

2) Resource exhaustion

EUVDB-ID: #VU85833

Risk: Low

CVSSv4.0: 0.5 [CVSS:4.0/AV:A/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-46159

CWE-ID: CWE-400 - Resource exhaustion

Exploit availability: No

Description

The vulnerability allows a user in adjacent network to perform a denial of service (DoS) attack.

The vulnerability exists due to application does not properly control consumption of internal resources. A user in adjacent network can trigger resource exhaustion and perform a denial of service (DoS) attack from RGW.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Red Hat Ceph Storage: 5.3

Red Hat Enterprise Linux for x86_64: 8.0 - 9

Ceph: before 16.2.10-248.el8cp

haproxy (Red Hat package): before 2.2.19-5.el8cp

ceph-ansible (Red Hat package): before 6.0.28.7-1.el8cp

CPE2.3 External links

https://access.redhat.com/errata/RHSA-2024:0745


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the local network (LAN).

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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