CVE-2018-6789

Sažetak

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.

Reference

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

CVSS

Base:	7.5
Impact:	6.4
Exploitability:	10.0

Pristup

Vektor	Složenost	Autentikacija
NETWORK	LOW	NONE

Impact

Povjerljivost	Cjelovitost	Dostupnost
PARTIAL	PARTIAL	PARTIAL

CVSS vektor

AV:N/AC:L/Au:N/C:P/I:P/A:P

Zadnje važnije ažuriranje

14-03-2025 - 20:05

Objavljeno

08-02-2018 - 23:29