GitHub Advisory DatabaseGHSA-Q86F-FMQF-QRF6Mail Gem CRLF Injection vulnerability
4.3 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:M/Au:N/C:N/I:P/A:N
6.1 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
0.002 Low
EPSS
Percentile
61.6%
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.
Affected configurations
References
openwall.com/lists/oss-security/2015/12/11/3
www.mbsd.jp/Whitepaper/smtpi.pdf
github.com/advisories/GHSA-q86f-fmqf-qrf6
github.com/mikel/mail/commit/72befdc4dab3e6e288ce226a7da2aa474cf5be83
github.com/mikel/mail/pull/1097
github.com/rubysec/ruby-advisory-db/issues/215
hackerone.com/reports/137631
nvd.nist.gov/vuln/detail/CVE-2015-9097
rubysec.com/advisories/mail-OSVDB-131677
Related
4.3 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:M/Au:N/C:N/I:P/A:N
6.1 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
0.002 Low
EPSS
Percentile
61.6%