Red Hat update for mutt



Published: 2018-08-23 | Updated: 2018-08-23
Risk High
Patch available YES
Number of vulnerabilities 3
CVE-ID CVE-2018-14354
CVE-2018-14357
CVE-2018-14362
CWE-ID CWE-77
CWE-22
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Red Hat Enterprise Linux Server
Operating systems & Components / Operating system

Red Hat Enterprise Linux for Scientific Computing
Operating systems & Components / Operating system

Red Hat Enterprise Linux for IBM z Systems
Operating systems & Components / Operating system

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

Red Hat Enterprise Linux EUS Compute Node
Operating systems & Components / Operating system

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

Red Hat Enterprise Linux Desktop
Operating systems & Components / Operating system

Red Hat Enterprise Linux Workstation
Operating systems & Components / Operating system

Vendor Red Hat Inc.

Security Bulletin

This security bulletin contains information about 3 vulnerabilities.

1) Command injection

EUVDB-ID: #VU14141

Risk: Low

CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-14354

CWE-ID: CWE-77 - Command injection

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary commands on the target system.

The vulnerability exists due to command injection. A remote attacker can use IMAP servers to inject and execute arbitrary commands via backquote characters, related to the mailboxes command associated with a manual subscription or unsubscription.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Red Hat Enterprise Linux Server: 6.0 - 7.5

Red Hat Enterprise Linux for Scientific Computing: 6 - 7

Red Hat Enterprise Linux for IBM z Systems: 6 - 7.5

Red Hat Enterprise Linux for Power: 6 - 9

Red Hat Enterprise Linux EUS Compute Node: 7.5

Red Hat Enterprise Linux for ARM: 6.4

Red Hat Enterprise Linux Desktop: 6 - 7

Red Hat Enterprise Linux Workstation: 6 - 7

External links

http://access.redhat.com/errata/RHSA-2018:2526


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.

2) Command injection

EUVDB-ID: #VU14143

Risk: Low

CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-14357

CWE-ID: CWE-77 - Command injection

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary commands on the target system.

The vulnerability exists due to command injection. A remote attacker can use IMAP servers to inject and execute arbitrary commands via backquote characters, related to the mailboxes command associated with an automatic subscription.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Red Hat Enterprise Linux Server: 6.0 - 7.5

Red Hat Enterprise Linux for Scientific Computing: 6 - 7

Red Hat Enterprise Linux for IBM z Systems: 6 - 7.5

Red Hat Enterprise Linux for Power: 6 - 9

Red Hat Enterprise Linux EUS Compute Node: 7.5

Red Hat Enterprise Linux for ARM: 6.4

Red Hat Enterprise Linux Desktop: 6 - 7

Red Hat Enterprise Linux Workstation: 6 - 7

External links

http://access.redhat.com/errata/RHSA-2018:2526


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.

3) Path traversal

EUVDB-ID: #VU14148

Risk: Low

CVSSv3.1: 7.1 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-14362

CWE-ID: CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Exploit availability: No

Description

The vulnerability allows a remote attacker to obtain potentially sensitive information cause DoS condition on the target system.

The vulnerability exists due to forbid characters that may have unsafe interaction with message-cache pathnames, as demonstrated by a '/' character. A remote attacker can conduct directory traversal attack and gain access to arbitrary data or cause the service to crash.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Red Hat Enterprise Linux Server: 6.0 - 7.5

Red Hat Enterprise Linux for Scientific Computing: 6 - 7

Red Hat Enterprise Linux for IBM z Systems: 6 - 7.5

Red Hat Enterprise Linux for Power: 6 - 9

Red Hat Enterprise Linux EUS Compute Node: 7.5

Red Hat Enterprise Linux for ARM: 6.4

Red Hat Enterprise Linux Desktop: 6 - 7

Red Hat Enterprise Linux Workstation: 6 - 7

External links

http://access.redhat.com/errata/RHSA-2018:2526


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.



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