VulnerabilityModified
CVE-2017-5899
Directory traversal vulnerability in the setuid root helper binary in S-nail (later S-mailx) before 14.8.16 allows local users to write to arbitrary files and consequently gain root privileges via a ..
HIGH 7.0EPSS 1.01%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.01%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Directory traversal vulnerability in the setuid root helper binary in S-nail (later S-mailx) before 14.8.16 allows local users to write to arbitrary files and consequently gain root privileges via a .. (dot dot) in the randstr argument.
- CVSS 3.0
- 7.0 HIGHCVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 1.01% probability · 61th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-22, CWE-362
- Affected
- s-nail project/s-nail
- Source
- cve@mitre.org
References
- http://www.openwall.com/lists/oss-security/2017/01/27/7Exploit, Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2017/02/07/4Mailing List, Third Party Advisory
- http://www.securityfocus.com/bid/96138Third Party Advisory, VDB Entry
- https://www.mail-archive.com/s-nail-users%40lists.sourceforge.net/msg00551.html
- http://www.openwall.com/lists/oss-security/2017/01/27/7Exploit, Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2017/02/07/4Mailing List, Third Party Advisory
- http://www.securityfocus.com/bid/96138Third Party Advisory, VDB Entry
- https://www.mail-archive.com/s-nail-users%40lists.sourceforge.net/msg00551.html
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.