CVE-2019-15846
Exim before 4.92.2 allows remote attackers to execute arbitrary code as root via a trailing backslash.
02 Description
Exim before 4.92.2 allows remote attackers to execute arbitrary code as root via a trailing backslash.
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 35.73% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 98.3% of scored records. A rank, not a probability.
- NVD base score
- 9.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Critical. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2019-09-06 10:15Z7 YR AGO
- Last updated
- 2024-08-05 01:03Z2 YR AGO
- Reserved
- 2019-09-02
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-787Out-of-bounds WriteBase
- Data version
- 5.1
- Document digest
- 44f0df2ccff2211bd2deb7e468572d3be6ff0dd102d9b16c170b937aba2cbdc4
05 Affected products
06 References
- exim.orghttp://exim.org/static/doc/security/CVE-2019-15846.txt
- www.openwall.comhttps://www.openwall.com/lists/oss-security/2019/09/06/1
- lists.debian.org[debian-lts-announce] 20190906 [SECURITY] [DLA 1911-1] exim4 security updatehttps://lists.debian.org/debian-lts-announce/2019/09/msg00004.html
- seclists.org20190906 [SECURITY] [DSA 4517-1] exim4 security updatehttps://seclists.org/bugtraq/2019/Sep/13
- www.openwall.com[oss-security] 20190906 Re: CVE-2019-15846: Exim - local or remote attacker can execute programs with root privileges.http://www.openwall.com/lists/oss-security/2019/09/06/2
- www.debian.orgDSA-4517https://www.debian.org/security/2019/dsa-4517
- usn.ubuntu.comUSN-4124-1https://usn.ubuntu.com/4124-1/
- www.kb.cert.orgVU#672565https://www.kb.cert.org/vuls/id/672565
- www.openwall.com[oss-security] 20190906 Sv: [exim] CVE-2019-15846: Exim - local or remote attacker can execute programs with root privilegeshttp://www.openwall.com/lists/oss-security/2019/09/06/6
- www.openwall.com[oss-security] 20190906 Re: CVE-2019-15846: Exim - local or remote attacker can execute programs with root privileges.http://www.openwall.com/lists/oss-security/2019/09/06/4
- www.openwall.com[oss-security] 20190906 Re: CVE-2019-15846: Exim - local or remote attacker can execute programs with root privileges.http://www.openwall.com/lists/oss-security/2019/09/06/5
- security.gentoo.orgGLSA-201909-06https://security.gentoo.org/glsa/201909-06
- www.openwall.com[oss-security] 20190906 Re: Re: CVE-2019-15846: Exim - local or remote attacker can execute programs with root privileges.http://www.openwall.com/lists/oss-security/2019/09/06/8
- www.openwall.com[oss-security] 20190907 Re: Sv: [exim] CVE-2019-15846: Exim - local or remote attacker can execute programs with root privilegeshttp://www.openwall.com/lists/oss-security/2019/09/07/1
- www.openwall.com[oss-security] 20190906 Re: Sv: [exim] CVE-2019-15846: Exim - local or remote attacker can execute programs with root privilegeshttp://www.openwall.com/lists/oss-security/2019/09/07/2
- lists.fedoraproject.orgFEDORA-2019-ae361e20c2https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NDF37AUNETIOXY6ZLQAUBGBVUTMMV242/
- lists.fedoraproject.orgFEDORA-2019-467fcbb10ahttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FT3GY7V7SR2RHKNZNQCGXFWUSILVSZNU/
- www.openwall.com[oss-security] 20190908 Re: Re: CVE-2019-15846: Exim - local or remote attacker can execute programs with root privileges.http://www.openwall.com/lists/oss-security/2019/09/08/1
- www.openwall.com[oss-security] 20190909 Re: Sv: [exim] CVE-2019-15846: Exim - local or remote attacker can execute programs with root privilegeshttp://www.openwall.com/lists/oss-security/2019/09/09/1
- lists.opensuse.orgopenSUSE-SU-2019:2093http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00024.html
- lists.fedoraproject.orgFEDORA-2019-1ed7bbb09chttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SBNHDAF74RI6VK2JVSEIE3VYNL7JJDYM/
- usn.ubuntu.comUSN-4124-2https://usn.ubuntu.com/4124-2/
- exim.orghttps://exim.org/static/doc/security/CVE-2019-15846.txt
07 Fixed in
Arch Linux
- exim Fixed in 4.92.2-1
Source: Arch Linux Security Tracker, the Arch Linux security team. Reformatted by exploit.cc.
Debian 12
- exim4 Fixed in 4.92.1-3
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- exim4 Fixed in 4.92.1-3
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- exim4 Fixed in 4.92.1-3
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 16.04 LTS
- exim4 Fixed in 4.86.2-2ubuntu2.5
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 18.04 LTS
- exim4 Fixed in 4.90.1-1ubuntu1.4
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 14.04 LTS
- exim4 Fixed in 4.82-3ubuntu2.4+esm1Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.