Security readout for executives and security teams
CVE-2018-8741 is a SquirrelMail 1.4.22 directory traversal flaw. An authenticated webmail user could abuse attachment handling to read files from the hosting server, and the CVE notes possible deletion. Business risk depends on whether legacy SquirrelMail is still exposed and what files the webmail process can access. Exposure is most likely on legacy systems running SquirrelMail 1.4.22, especially internet-facing webmail portals with active user accounts. The provided affected-product metadata is incomplete, so confirm installed packages and distribution advisories rather than relying on CPE matching. Treat this as a priority legacy webmail exposure. It requires authentication, but successful abuse could disclose server files. Prioritize remediation where SquirrelMail is externally reachable or hosted near sensitive mail, credentials, configuration, or customer data. Mitigation focus: Identify any SquirrelMail 1.4.22 installations and distribution packages.; Apply applicable Debian, Debian LTS, or Fedora security updates.; Check upstream or distribution guidance for non-Debian and non-Fedora deployments..
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
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File access behavior lookup
The CVE wording references file access or upload behavior, so file telemetry and web shell review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2018-8741 mapping review
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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
- https://gist.github.com/hannob/3c4f86863c418930ad08853c1109364eCVE reference · x_refsource_MISC
- DSA-4168CVE reference · vendor-advisory, x_refsource_DEBIAN
- https://insinuator.net/2018/03/squirrelmail-full-disclosure-troopers18/CVE reference · x_refsource_MISC
- https://paste.pound-python.org/show/OjSLiFTxiBrTk63jqEUu/CVE reference · x_refsource_MISC
- [debian-lts-announce] 20180416 [SECURITY] [DLA 1344-1] squirrelmail security updateCVE reference · mailing-list, x_refsource_MLIST
- FEDORA-2019-ad02f64a79CVE reference · vendor-advisory, x_refsource_FEDORA
- FEDORA-2019-1a87523729CVE reference · vendor-advisory, x_refsource_FEDORA
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.