Risk | Medium |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2019-11356 |
CWE-ID | CWE-119 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software Subscribe |
Cyrus IMAP Server Server applications / Other server solutions |
Vendor | Carnegie Mellon University |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
EUVDB-ID: #VU18717
Risk: Medium
CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2019-11356
CWE-ID:
CWE-119 - Memory corruption
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to improper input validation in a crafted HTTP PUT operation for an event with a long iCalendar property name. A remote attacker can send a specially crafted request and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
MitigationInstall update from vendor's website.
Vulnerable software versionsCyrus IMAP Server: 2.5.0 - 3.0.9
External linkshttp://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IGO43JS7IFDNITHXOOHOP6JHRKRDIYY6/
http://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PICSZDC3UGEUZ27VXGGM6OFI67D3KKLZ/
http://www.cyrusimap.org/imap/download/release-notes/2.5/index.html
http://www.cyrusimap.org/imap/download/release-notes/2.5/x/2.5.13.html
http://www.cyrusimap.org/imap/download/release-notes/3.0/index.html
http://www.cyrusimap.org/imap/download/release-notes/3.0/x/3.0.10.html
http://www.debian.org/security/2019/dsa-4458
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.