Multiple vulnerabilities in Red Hat Ceph Storage



Risk Low
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2018-16846
CVE-2018-14662
CWE-ID CWE-119
CWE-200
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Ceph
Server applications / Other server solutions

Vendor Red Hat Inc.

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Memory corruption

EUVDB-ID: #VU17097

Risk: Low

CVSSv4.0: 4.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2018-16846

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a remote authenticated attacker to perform a denial of service (DoS) attack.

The vulnerability exists in the RADOS Gateway (RGW) code base due to boundary error in the ListBucket max-keys function during bucket listing operations. A remote attacker with Ceph RGW user permissions can trigger memory corruption and perform a denial of service attack against object maps (OMAPs) holding bucket indexes.

Mitigation

Update to version 13.2.4.

Vulnerable software versions

Ceph: 12.1.0 - 13.2.3

CPE2.3 External links

https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16846
https://ceph.com/releases/13-2-4-mimic-released/


Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

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

2) Information disclosure

EUVDB-ID: #VU17098

Risk: Low

CVSSv4.0: 1.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2018-14662

CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor

Exploit availability: No

Description

The vulnerability allows a remote authenticated attacker to obtain potentially sensitive information.

The vulnerability exists due to information exposure. A remote attacker read only permissions can steal dm-crypt encryption keys used in ceph disk encryption.

Mitigation

Update to version 13.2.4.

Vulnerable software versions

Ceph: 12.1.0 - 13.2.3

CPE2.3 External links

https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14662
https://ceph.com/releases/13-2-4-mimic-released/


Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

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



###SIDEBAR###