CVE-2018-6789

CRITICALCISA KEV

9.8

Description

An issue was discovered in the base64d function in the SMTP listener in Exim before 4.90.1. By sending a handcrafted message, a buffer overflow may happen. This can be used to execute code remotely.

Details CVE

Score CVSS v3.19.8

SeveriteCRITICAL

Vecteur CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Vecteur d'attaqueNETWORK

ComplexiteLOW

Privileges requisNONE

Interaction utilisateurNONE

Publie2/8/2018

Derniere modification11/7/2025

Sourcekev

Observations honeypot0

CISA KEV

FournisseurExim

ProduitExim

Nom vulnerabiliteExim Buffer Overflow Vulnerability

Date ajout KEV2021-11-03

Date limite remediation2022-05-03

Utilise dans ransomwareKnown

Produits affectes

canonical:ubuntu_linuxdebian:debian_linuxexim:exim

Faiblesses (CWE)

CWE-120CWE-120

References

http://openwall.com/lists/oss-security/2018/02/10/2(cve@mitre.org)

http://packetstormsecurity.com/files/162959/Exim-base64d-Buffer-Overflow.html(cve@mitre.org)

http://www.openwall.com/lists/oss-security/2018/02/07/2(cve@mitre.org)

http://www.securityfocus.com/bid/103049(cve@mitre.org)

http://www.securitytracker.com/id/1040461(cve@mitre.org)

https://devco.re/blog/2018/03/06/exim-off-by-one-RCE-exploiting-CVE-2018-6789-en/(cve@mitre.org)

https://exim.org/static/doc/security/CVE-2018-6789.txt(cve@mitre.org)

https://git.exim.org/exim.git/commit/cf3cd306062a08969c41a1cdd32c6855f1abecf1(cve@mitre.org)

https://lists.debian.org/debian-lts-announce/2018/02/msg00009.html(cve@mitre.org)

https://usn.ubuntu.com/3565-1/(cve@mitre.org)

https://www.debian.org/security/2018/dsa-4110(cve@mitre.org)

https://www.exploit-db.com/exploits/44571/(cve@mitre.org)

https://www.exploit-db.com/exploits/45671/(cve@mitre.org)

http://openwall.com/lists/oss-security/2018/02/10/2(af854a3a-2127-422b-91ae-364da2661108)

http://packetstormsecurity.com/files/162959/Exim-base64d-Buffer-Overflow.html(af854a3a-2127-422b-91ae-364da2661108)

http://www.openwall.com/lists/oss-security/2018/02/07/2(af854a3a-2127-422b-91ae-364da2661108)

http://www.securityfocus.com/bid/103049(af854a3a-2127-422b-91ae-364da2661108)

http://www.securitytracker.com/id/1040461(af854a3a-2127-422b-91ae-364da2661108)

https://devco.re/blog/2018/03/06/exim-off-by-one-RCE-exploiting-CVE-2018-6789-en/(af854a3a-2127-422b-91ae-364da2661108)

https://exim.org/static/doc/security/CVE-2018-6789.txt(af854a3a-2127-422b-91ae-364da2661108)

https://git.exim.org/exim.git/commit/cf3cd306062a08969c41a1cdd32c6855f1abecf1(af854a3a-2127-422b-91ae-364da2661108)

https://lists.debian.org/debian-lts-announce/2018/02/msg00009.html(af854a3a-2127-422b-91ae-364da2661108)

https://usn.ubuntu.com/3565-1/(af854a3a-2127-422b-91ae-364da2661108)

https://www.debian.org/security/2018/dsa-4110(af854a3a-2127-422b-91ae-364da2661108)

https://www.exploit-db.com/exploits/44571/(af854a3a-2127-422b-91ae-364da2661108)

https://www.exploit-db.com/exploits/45671/(af854a3a-2127-422b-91ae-364da2661108)

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-6789(134c704f-9b21-4f2e-91b3-4a467353bcc0)

Correlations IOC

Aucune correlation enregistree

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