PT-2018-9012 · Denbun · Denbun Pop+1

Published 2018-11-15 · Updated 2018-12-17 · CVE-2018-0684

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Denbun POP versions V3.3P R3.0 and earlier Denbun IMAP versions V3.3I R3.0 and earlier

Description A buffer overflow issue allows remote attackers to execute arbitrary code or cause a denial-of-service (DoS) condition via multipart/form-data format data. This can lead to the execution of arbitrary code or disruption of service.

Recommendations For Denbun POP versions V3.3P R3.0 and earlier, update to a version later than V3.3P R3.0 to resolve the issue. For Denbun IMAP versions V3.3I R3.0 and earlier, update to a version later than V3.3I R3.0 to resolve the issue. As a temporary workaround, consider restricting the handling of multipart/form-data format data until a patch is available.

Fix

Buffer Overflow

Weakness Enumeration

CWE-119

Related Identifiers

CVE-2018-0684

Affected Products

Denbun Imap

Denbun Pop

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2018-0684 · Security Note
• https://denbun.com/en/pop/support/security/181003.html · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2018-0684 · Vendor Advisory
• https://denbun.com/en/imap/support/security/181003.html · Vendor Advisory
• http://jvn.jp/en/jp/JVN00344155/index.html · Note