CVE-2018-6789

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.

Link	Resource
https://exim.org/static/doc/security/CVE-2018-6789.txt	Vendor Advisory
http://www.openwall.com/lists/oss-security/2018/02/07/2	Mailing List Third Party Advisory
https://www.debian.org/security/2018/dsa-4110	Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/02/msg00009.html	Mailing List Third Party Advisory
https://git.exim.org/exim.git/commit/cf3cd306062a08969c41a1cdd32c6855f1abecf1	Patch Vendor Advisory
http://openwall.com/lists/oss-security/2018/02/10/2	Mailing List Third Party Advisory
http://www.securityfocus.com/bid/103049	Third Party Advisory VDB Entry
https://devco.re/blog/2018/03/06/exim-off-by-one-RCE-exploiting-CVE-2018-6789-en/	Technical Description Third Party Advisory
http://www.securitytracker.com/id/1040461	Third Party Advisory VDB Entry
https://usn.ubuntu.com/3565-1/	Third Party Advisory
https://www.exploit-db.com/exploits/44571/	Exploit Third Party Advisory
https://www.exploit-db.com/exploits/45671/	Exploit Third Party Advisory
http://packetstormsecurity.com/files/162959/Exim-base64d-Buffer-Overflow.html

Configuration 1

cpe:2.3:a:exim:exim:*:*:*:*:*:*:*:* cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* cpe:2.3:o:canonical:ubuntu_linux:17.10:*:*:*:*:*:*:*

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Published : 2018-02-08 11:29

Updated : 2021-06-03 06:15

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NVD link : CVE-2018-6789

Mitre link : CVE-2018-6789

No products.

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer