VulnerabilityModified
CVE-2019-15846
Exim before 4.92.2 allows remote attackers to execute arbitrary code as root via a trailing backslash.
CRITICAL 9.8EPSS 35.7%
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 35.7%, higher than 98% of all known CVEs. Patch or mitigate before the next change window.
Description
Exim before 4.92.2 allows remote attackers to execute arbitrary code as root via a trailing backslash.
- CVSS 3.0
- 9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 35.74% probability · 98th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Affected
- exim/exim · debian/debian linux
- Source
- cve@mitre.org
EPSS moved from 28.0% on 21 September 2026 to 35.7% on 27 October 2026. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”.
References
- http://exim.org/static/doc/security/CVE-2019-15846.txtMitigation, Vendor Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00024.html
- http://www.openwall.com/lists/oss-security/2019/09/06/2
- http://www.openwall.com/lists/oss-security/2019/09/06/4
- http://www.openwall.com/lists/oss-security/2019/09/06/5
- http://www.openwall.com/lists/oss-security/2019/09/06/6
- http://www.openwall.com/lists/oss-security/2019/09/06/8
- http://www.openwall.com/lists/oss-security/2019/09/07/1
- http://www.openwall.com/lists/oss-security/2019/09/07/2
- http://www.openwall.com/lists/oss-security/2019/09/08/1
- http://www.openwall.com/lists/oss-security/2019/09/09/1
- https://exim.org/static/doc/security/CVE-2019-15846.txt
- https://lists.debian.org/debian-lts-announce/2019/09/msg00004.htmlMailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FT3GY7V7SR2RHKNZNQCGXFWUSILVSZNU/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NDF37AUNETIOXY6ZLQAUBGBVUTMMV242/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SBNHDAF74RI6VK2JVSEIE3VYNL7JJDYM/
- https://seclists.org/bugtraq/2019/Sep/13Mailing List, Third Party Advisory
- https://security.gentoo.org/glsa/201909-06
- https://usn.ubuntu.com/4124-1/
- https://usn.ubuntu.com/4124-2/
- https://www.debian.org/security/2019/dsa-4517
- https://www.kb.cert.org/vuls/id/672565
- https://www.openwall.com/lists/oss-security/2019/09/06/1Mailing List, Third Party Advisory
- http://exim.org/static/doc/security/CVE-2019-15846.txtMitigation, Vendor Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00024.html
- http://www.openwall.com/lists/oss-security/2019/09/06/2
- http://www.openwall.com/lists/oss-security/2019/09/06/4
- http://www.openwall.com/lists/oss-security/2019/09/06/5
- http://www.openwall.com/lists/oss-security/2019/09/06/6
- http://www.openwall.com/lists/oss-security/2019/09/06/8
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.