CVE-2015-9097

The mail gem before 2.5.5 for Ruby (aka A Really Ruby Mail Library) is vulnerable to SMTP command injection via CRLF sequences in a RCPT TO or MAIL FROM command, as demonstrated by CRLF sequences immediately before and after a DATA substring.

CVSS v3 6.1 MEDIUM
CVSS v2.0 4.3 MEDIUM

6.1^/10

CVSS v3 : MEDIUM

Vector : AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Exploitability : 2.8 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

4.3^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:N/I:P/A:N

Exploitability : 8.6 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
http://openwall.com/lists/oss-security/2015/12/11/3	Mailing List Third Party Advisory
http://www.mbsd.jp/Whitepaper/smtpi.pdf	Third Party Advisory
https://github.com/mikel/mail/commit/72befdc4dab3e6e288ce226a7da2aa474cf5be83	Exploit Third Party Advisory
https://github.com/mikel/mail/pull/1097	Issue Tracking Third Party Advisory
https://github.com/rubysec/ruby-advisory-db/issues/215	Issue Tracking Third Party Advisory
https://hackerone.com/reports/137631	Issue Tracking Third Party Advisory
https://rubysec.com/advisories/mail-OSVDB-131677	Issue Tracking Vendor Advisory
http://openwall.com/lists/oss-security/2015/12/11/3	Mailing List Third Party Advisory
http://www.mbsd.jp/Whitepaper/smtpi.pdf	Third Party Advisory
https://github.com/mikel/mail/commit/72befdc4dab3e6e288ce226a7da2aa474cf5be83	Exploit Third Party Advisory
https://github.com/mikel/mail/pull/1097	Issue Tracking Third Party Advisory
https://github.com/rubysec/ruby-advisory-db/issues/215	Issue Tracking Third Party Advisory
https://hackerone.com/reports/137631	Issue Tracking Third Party Advisory
https://rubysec.com/advisories/mail-OSVDB-131677	Issue Tracking Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:mail_project:mail:*:*:*:*:*:ruby:*:*

History

No history.

Information

Published : 2017-06-12 20:29

Updated : 2025-04-20 01:37

NVD link : CVE-2015-9097

Mitre link : CVE-2015-9097

CVE.ORG link : CVE-2015-9097

JSON object : View

Products Affected

mail_project

mail

CWE

CWE-93

Improper Neutralization of CRLF Sequences ('CRLF Injection')

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