OpenSUSE Linux update for ceph



Published: 2019-03-08 | Updated: 2019-04-26
Risk Low
Patch available YES
Number of vulnerabilities 3
CVE-ID CVE-2018-14662
CVE-2018-16846
CVE-2018-16889
CWE-ID CWE-200
CWE-119
CWE-401
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Opensuse
Operating systems & Components / Operating system

Vendor SUSE

Security Bulletin

This security bulletin contains information about 3 vulnerabilities.

1) Information disclosure

EUVDB-ID: #VU17098

Risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-14662

CWE-ID: CWE-200 - Information exposure

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 the affected packages.

Vulnerable software versions

Opensuse: 42.3

External links

http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00016.html


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) Memory corruption

EUVDB-ID: #VU17097

Risk: Low

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

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 the affected packages.

Vulnerable software versions

Opensuse: 42.3

External links

http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00016.html


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.

3) Memory leak

EUVDB-ID: #VU17318

Risk: Low

CVSSv3.1: 2.9 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-16889

CWE-ID: CWE-401 - Missing release of memory after effective lifetime

Exploit availability: No

Description

The vulnerability allows a local attacker to obtain potentially sensitive information on the target system.

The vulnerability exists due memory leak in improper sanitization of encryption keys in debug logging output for v4 authentication. A local attacker can trigger memory leak and gain access to plaintext encryption key information in log files.

Mitigation

Update the affected packages.

Vulnerable software versions

Opensuse: 42.3

External links

http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00016.html


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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



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