Debian update for cyrus-imapd

Published: 2019-06-09 20:35:54 | Updated: 2019-06-09
Severity Medium
Patch available YES
Number of vulnerabilities 1
CVE ID CVE-2019-11356
CVSSv3 7.7 [CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CWE ID CWE-119
Exploitation vector Network
Public exploit N/A
Vulnerable software cyrus-imapd (Debian package)
Vulnerable software versions cyrus-imapd (Debian package) 2.5.7-0+exp1
cyrus-imapd (Debian package) 2.5.7-0+exp2
cyrus-imapd (Debian package) 2.5.7-0+exp3

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Vendor URL Debian

Security Advisory

1) Buffer overflow

Description

The 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.

Remediation

Update the affected package to version: 2.5.10-3+deb9u1.

External links

https://www.debian.org/security/2019/dsa-4458

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