CVE-2015-9097
medium
CVSS v3
6.1
CVSS v4 NEW
—
VIR risk
6.1
Description
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.
Predictions
Exploit likelihood
71%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
Debian Fixed 5 releases
| Version | Status | Fixed in |
|---|---|---|
| trixie | Fixed | 2.6.1+dfsg1-1 |
| sid | Fixed | 2.6.1+dfsg1-1 |
| forky | Fixed | 2.6.1+dfsg1-1 |
| bullseye | Fixed | 2.6.1+dfsg1-1 |
| bookworm | Fixed | 2.6.1+dfsg1-1 |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| mail_project | {"endIncluding":"2.5.4"} | |
References
- https://hackerone.com/reports/137631
- http://openwall.com/lists/oss-security/2015/12/11/3
- http://www.mbsd.jp/Whitepaper/smtpi.pdf
- https://github.com/mikel/mail/commit/72befdc4dab3e6e288ce226a7da2aa474cf5be83
- https://github.com/mikel/mail/pull/1097
- https://github.com/rubysec/ruby-advisory-db/issues/215
- https://rubysec.com/advisories/mail-OSVDB-131677
- https://nvd.nist.gov/vuln/detail/CVE-2015-9097
- https://github.com/advisories/GHSA-q86f-fmqf-qrf6
- https://github.com/mikel/mail
- https://security-tracker.debian.org/tracker/CVE-2015-9097
CWEs
CWE-93
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.