Sendmail Consortium's Restricted Shell (SMRSH) in Sendmail 8.12.6, 8.11.6-15, and…
Priority LOW 23Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- Partial · Partial · Partial
- Fix status
- Fixed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat.
Summary
Sendmail Consortium's Restricted Shell (SMRSH) in Sendmail 8.12.6, 8.11.6-15, and possibly other versions after 8.11 from 5/19/1998, allows attackers to bypass the intended restrictions of smrsh by inserting additional commands after (1) "||" sequences or (2) "/" characters, which are not properly filtered or verified.
Why it matters now
EPSS 0.01099 65th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed Red Hat: 3 advisories
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 12
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:sendmail:sendmail:8.12.0:*:*:*:*:*:*:* | 8.12.0 | Vulnerable | Sendmail |
| cpe:2.3:a:sendmail:sendmail:8.12.1:*:*:*:*:*:*:* | 8.12.1 | Vulnerable | Sendmail |
| cpe:2.3:a:sendmail:sendmail:8.12.2:*:*:*:*:*:*:* | 8.12.2 | Vulnerable | Sendmail |
| cpe:2.3:a:sendmail:sendmail:8.12.3:*:*:*:*:*:*:* | 8.12.3 | Vulnerable | Sendmail |
| cpe:2.3:a:sendmail:sendmail:8.12.4:*:*:*:*:*:*:* | 8.12.4 | Vulnerable | Sendmail |
| cpe:2.3:a:sendmail:sendmail:8.12.5:*:*:*:*:*:*:* | 8.12.5 | Vulnerable | Sendmail |
| cpe:2.3:a:sendmail:sendmail:8.12.6:*:*:*:*:*:*:* | 8.12.6 | Vulnerable | Sendmail |
| cpe:2.3:o:netbsd:netbsd:1.5:*:*:*:*:*:*:* | 1.5 | Vulnerable | NetBSD |
| cpe:2.3:o:netbsd:netbsd:1.5.1:*:*:*:*:*:*:* | 1.5.1 | Vulnerable | NetBSD |
| cpe:2.3:o:netbsd:netbsd:1.5.2:*:*:*:*:*:*:* | 1.5.2 | Vulnerable | NetBSD |
- cpe:2.3:a:sendmail:sendmail:8.12.0:*:*:*:*:*:*:* Versions 8.12.0 Vulnerable ·Sendmail
- cpe:2.3:a:sendmail:sendmail:8.12.1:*:*:*:*:*:*:* Versions 8.12.1 Vulnerable ·Sendmail
- cpe:2.3:a:sendmail:sendmail:8.12.2:*:*:*:*:*:*:* Versions 8.12.2 Vulnerable ·Sendmail
- cpe:2.3:a:sendmail:sendmail:8.12.3:*:*:*:*:*:*:* Versions 8.12.3 Vulnerable ·Sendmail
- cpe:2.3:a:sendmail:sendmail:8.12.4:*:*:*:*:*:*:* Versions 8.12.4 Vulnerable ·Sendmail
- cpe:2.3:a:sendmail:sendmail:8.12.5:*:*:*:*:*:*:* Versions 8.12.5 Vulnerable ·Sendmail
- cpe:2.3:a:sendmail:sendmail:8.12.6:*:*:*:*:*:*:* Versions 8.12.6 Vulnerable ·Sendmail
- cpe:2.3:o:netbsd:netbsd:1.5:*:*:*:*:*:*:* Versions 1.5 Vulnerable ·NetBSD
- cpe:2.3:o:netbsd:netbsd:1.5.1:*:*:*:*:*:*:* Versions 1.5.1 Vulnerable ·NetBSD
- cpe:2.3:o:netbsd:netbsd:1.5.2:*:*:*:*:*:*:* Versions 1.5.2 Vulnerable ·NetBSD
Remediation
Red Hat 3 advisories
- RHSA-2003:227 Released 2003-07-08 · Red Hat rating Critical: : : Updated sendmail packages fix vulnerabilities
- Red Hat Linux 7.1
- RHSA-2003:073 Released 2003-03-03 · Red Hat rating Critical: Updated sendmail packages fix critical security issues
- Red Hat Linux 6.2
- Red Hat Linux 7.0
- Red Hat Linux 7.1
- Red Hat Linux 7.2
- Red Hat Linux 7.3
- Red Hat Linux 8.0
- RHSA-2002:259 Released 2003-01-30 · Red Hat rating Lowsendmail security update
- Red Hat Enterprise Linux AS (Advanced Server) version 2.1
- Red Hat Linux Advanced Workstation 2.1
Vendor assessments
Red Hat
Red Hat rating: Low. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux AS (Advanced Server) version 2.1 | Fixed | RHSA-2002:259 |
| Red Hat Linux 6.2 | Fixed | RHSA-2003:073 |
| Red Hat Linux 7.0 | Fixed | RHSA-2003:073 |
| Red Hat Linux 7.1 | Fixed | RHSA-2003:073 |
| Red Hat Linux 7.2 | Fixed | RHSA-2003:073 |
| Red Hat Linux 7.3 | Fixed | RHSA-2003:073 |
| Red Hat Linux 8.0 | Fixed | RHSA-2003:073 |
| Red Hat Linux Advanced Workstation 2.1 | Fixed | RHSA-2002:259 |
Timeline
- 2026-10-02 Threatist record created from CVE-2002-1165
- 2026-10-03 Alias added: GHSA-48jx-mwjr-89wq
References
Sources
- CVE-2002-1165 · CVE Program
- CVE-2002-1165 · NVD
- FIRST EPSS
- GHSA-48jx-mwjr-89wq · GitHub Advisory Database · CC BY 4.0
- CVE-2002-1165 · Red Hat security data · CC BY 4.0
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