Security readout for executives and security teams
Apache SpamAssassin before 3.4.2 has a local-user code injection issue in meta rule syntax. Exposure depends on who can create or modify SpamAssassin rules on the system. Organizations using SpamAssassin for mail filtering should confirm versions and update where vendor packages remain below the fixed release. Likely exposed systems are Apache SpamAssassin deployments before 3.4.2. Risk is higher where local users, tenants, or delegated mail administrators can define or modify SpamAssassin rules. Distribution package exposure should be checked against Ubuntu, Gentoo, Red Hat, Debian, and openSUSE advisories. Schedule remediation as a normal security update unless local rule-writing access is broadly delegated or multi-tenant. No provided source supports active exploitation, but the affected component sits in the email security path and should not remain outdated. Mitigation focus: Upgrade Apache SpamAssassin to 3.4.2 or a vendor-fixed package.; Review OS vendor advisories for backported fixes on supported distributions.; Restrict who can write or modify SpamAssassin local rules..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CVE-2018-11781 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- USN-3811-3CVE reference · vendor-advisory, x_refsource_UBUNTU
- USN-3811-1CVE reference · vendor-advisory, x_refsource_UBUNTU
- GLSA-201812-07CVE reference · vendor-advisory, x_refsource_GENTOO
- [announce] 20180916 [SECURITY] Apache SpamAssassin 3.4.2 resolves CVE-2017-15705, CVE-2016-1238, CVE-2018-11780 & CVE-2018-11781CVE reference · mailing-list, x_refsource_MLIST
- RHSA-2018:2916CVE reference · vendor-advisory, x_refsource_REDHAT
- [debian-lts-announce] 20181113 [SECURITY] [DLA 1578-1] spamassassin security updateCVE reference · mailing-list, x_refsource_MLIST
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.