Red Hat update for mailx



Risk Low
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2004-2771
CVE-2014-7844
CWE-ID CWE-77
Exploitation vector Network
Public exploit N/A
Vulnerable software
Red Hat Enterprise Linux EUS Compute Node
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 Desktop
Operating systems & Components / Operating system

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

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

Vendor Red Hat Inc.

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Command injection

EUVDB-ID: #VU11822

Risk: Low

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2004-2771

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 weakness exists in the expand function in fio.c due to command injection. A remote attacker can execute arbitrary commands via shell metacharacters in an email address.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Red Hat Enterprise Linux EUS Compute Node: 7.3

Red Hat Enterprise Linux for Scientific Computing: 6 - 7

Red Hat Enterprise Linux for IBM z Systems: 6 - 7

Red Hat Enterprise Linux Desktop: 6 - 7

Red Hat Enterprise Linux Workstation: 6 - 7

Red Hat Enterprise Linux Server: 6.0 - 7

CPE2.3 External links

https://access.redhat.com/errata/RHSA-2014:1999


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: #VU11823

Risk: Low

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2014-7844

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 weakness exists due to improper handling of the parsing of email addresses. A remote attacker can execute arbitrary commands through the direct command execution functionality.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Red Hat Enterprise Linux EUS Compute Node: 7.3

Red Hat Enterprise Linux for Scientific Computing: 6 - 7

Red Hat Enterprise Linux for IBM z Systems: 6 - 7

Red Hat Enterprise Linux Desktop: 6 - 7

Red Hat Enterprise Linux Workstation: 6 - 7

Red Hat Enterprise Linux Server: 6.0 - 7

CPE2.3 External links

https://access.redhat.com/errata/RHSA-2014:1999


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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