Exim before 4.92.2 allows remote attackers to execute arbitrary code as root via a trailing backslash.
Priority HIGH 68Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Will not fix Red Hat: no fix planned
Attack profile from CVSS 3.0 · NVD. Fix status from CNA and Red Hat.
Summary
Exim before 4.92.2 allows remote attackers to execute arbitrary code as root via a trailing backslash.
Why it matters now
EPSS 0.35736 98th percentileScored 2026-11-07
Fix Will not fix Red Hat: no fix planned
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 · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:exim:exim:*:*:*:*:*:*:*:* | before 4.92.2 | Vulnerable | Exim |
| cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* | 8.0 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* | 9.0 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* | 10.0 | Vulnerable | Debian |
- cpe:2.3:a:exim:exim:*:*:*:*:*:*:*:* Versions before 4.92.2 Vulnerable ·Exim
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* Versions 8.0 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* Versions 9.0 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* Versions 10.0 Vulnerable ·Debian
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 5 | Affected | No fix planned: Will not fix |
Timeline
- 2026-10-02 Threatist record created from CVE-2019-15846
- 2026-10-03 Alias added: GHSA-f368-8x8g-4m4v
References
Advisory 13
- http://exim.org/static/doc/security/CVE-2019-15846.txt
- https://www.openwall.com/lists/oss-security/2019/09/06/1
- [debian-lts-announce] 20190906 [SECURITY] [DLA 1911-1] exim4 security update
- 20190906 [SECURITY] [DSA 4517-1] exim4 security update
- DSA-4517
- USN-4124-1
- VU#672565
- GLSA-201909-06
- FEDORA-2019-ae361e20c2
- FEDORA-2019-467fcbb10a
- openSUSE-SU-2019:2093
- FEDORA-2019-1ed7bbb09c
- USN-4124-2
Other 10
- [oss-security] 20190906 Re: CVE-2019-15846: Exim - local or remote attacker can execute programs with root privileges.
- [oss-security] 20190906 Sv: [exim] CVE-2019-15846: Exim - local or remote attacker can execute programs with root privileges
- [oss-security] 20190906 Re: CVE-2019-15846: Exim - local or remote attacker can execute programs with root privileges.
- [oss-security] 20190906 Re: CVE-2019-15846: Exim - local or remote attacker can execute programs with root privileges.
- [oss-security] 20190906 Re: Re: CVE-2019-15846: Exim - local or remote attacker can execute programs with root privileges.
- [oss-security] 20190907 Re: Sv: [exim] CVE-2019-15846: Exim - local or remote attacker can execute programs with root privileges
- [oss-security] 20190906 Re: Sv: [exim] CVE-2019-15846: Exim - local or remote attacker can execute programs with root privileges
- [oss-security] 20190908 Re: Re: CVE-2019-15846: Exim - local or remote attacker can execute programs with root privileges.
- [oss-security] 20190909 Re: Sv: [exim] CVE-2019-15846: Exim - local or remote attacker can execute programs with root privileges
- https://exim.org/static/doc/security/CVE-2019-15846.txt
Sources
- CVE-2019-15846 · CVE Program
- CVE-2019-15846 · NVD
- FIRST EPSS
- GHSA-f368-8x8g-4m4v · GitHub Advisory Database · CC BY 4.0
- CVE-2019-15846 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences