CVE-2018-9846
Estado: ModificadaAlta (8.8)—
In Roundcube from versions 1.2.0 to 1.3.5, with the archive plugin enabled and configured, it's possible to exploit the unsanitized, user-controlled "_uid" parameter (in an archive.php _task=mail&_mbox=INBOX&_action=plugin.move2archive request) to perform an MX (IMAP) injection attack by placing an IMAP command after a %0d%0a sequence. NOTE: this is less easily exploitable in 1.3.4 and later because of a Same Origin Policy protection mechanism.
CVSS
- Versión: 3.0
- Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Puntuación base: 8.8
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 2.28%
- Percentil entre todas las CVEs puntuadas: 83
- Fecha de la puntuación: 7/10/2026
EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).
Tecnologías afectadas (2)
CWE
- CWE-20
Referencias
- https://github.com/roundcube/roundcubemail/issues/6229
- https://github.com/roundcube/roundcubemail/issues/6238
- https://medium.com/%40ndrbasi/cve-2018-9846-roundcube-303097048b0a
- https://www.debian.org/security/2018/dsa-4181
- https://github.com/roundcube/roundcubemail/issues/6229
- https://github.com/roundcube/roundcubemail/issues/6238
- https://medium.com/%40ndrbasi/cve-2018-9846-roundcube-303097048b0a
- https://www.debian.org/security/2018/dsa-4181
JSON original (NVD)
Mostrar
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"published": "2018-04-07T21:29:00.413",
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"value": "In Roundcube from versions 1.2.0 to 1.3.5, with the archive plugin enabled and configured, it's possible to exploit the unsanitized, user-controlled \"_uid\" parameter (in an archive.php _task=mail&_mbox=INBOX&_action=plugin.move2archive request) to perform an MX (IMAP) injection attack by placing an IMAP command after a %0d%0a sequence. NOTE: this is less easily exploitable in 1.3.4 and later because of a Same Origin Policy protection mechanism."
},
{
"lang": "es",
"value": "En Roundcube, de las versiones 1.2.0 a 1.3.5, con el plugin archive habilitado y configurado, es posible explotar el parámetro controlado por el usuario \"_uid\" no saneado (en una petición _task=mail_mbox=INBOX_action=plugin.move2archive en archive.php) para realizar un ataque de inyección MX (IMAP) mediante la colocación de un comando IMAP después de una secuencia %0d%0a. NOTA: hay menos posibilidades de explotación en las versiones 1.3.4 y posteriores debido al mecanismo de protección Same Origin Policy."
}
],
"lastModified": "2026-06-17T02:07:17.000",
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