VulnerabilityModified
CVE-2004-2771
The expand function in fio.c in Heirloom mailx 12.5 and earlier and BSD mailx 8.1.2 and earlier allows remote attackers to execute arbitrary commands via shell metacharacters in an email address.
HIGH 7.5EPSS 6.86%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (6.86%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
The expand function in fio.c in Heirloom mailx 12.5 and earlier and BSD mailx 8.1.2 and earlier allows remote attackers to execute arbitrary commands via shell metacharacters in an email address.
- CVSS 2.0
- 7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P
- EPSS
- 6.86% probability · 94th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-20
- Affected
- oracle/linux · redhat/enterprise linux · bsd mailx project/bsd mailx · heirloom/mailx
- Source
- secalert@redhat.com
References
- http://linux.oracle.com/errata/ELSA-2014-1999.html
- http://rhn.redhat.com/errata/RHSA-2014-1999.html
- http://seclists.org/oss-sec/2014/q4/1066
- http://secunia.com/advisories/60940
- http://secunia.com/advisories/61585
- http://secunia.com/advisories/61693
- http://www.debian.org/security/2014/dsa-3105
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=278748Exploit
- http://linux.oracle.com/errata/ELSA-2014-1999.html
- http://rhn.redhat.com/errata/RHSA-2014-1999.html
- http://seclists.org/oss-sec/2014/q4/1066
- http://secunia.com/advisories/60940
- http://secunia.com/advisories/61585
- http://secunia.com/advisories/61693
- http://www.debian.org/security/2014/dsa-3105
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=278748Exploit
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.