Vulnerability identifier: #VU54076
Vulnerability risk: Medium
CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-822
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
Isync: mailbox synchronizer
Other software /
Other software solutions
Vendor: ossi
Description
The vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to a boundary error in mbsync when processing unexpected APPENDUID response from a malicious server. A remote attacker who controls a mail server can send a specially crafted response to the client, trigger memory corruption and execute arbitrary code on the system.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
Isync: mailbox synchronizer: 1.3.0 - 1.4.1
External links
http://sourceforge.net/p/isync/mailman/message/37297759/
http://sourceforge.net/p/isync/isync/ci/589d2ed4283130108df5495b5510d822282e1300/
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.