PT-2020-16762 · Omnios+2 · Omnios+2

Published 2020-10-23 · Updated 2020-10-27 · CVE-2020-27678

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 illumos versions prior to 2020-10-22 OmniOS versions prior to r151030by, r151032ay, and r151034y SmartOS versions prior to 20201022

Description An issue was discovered in the affected software, which is related to a buffer overflow in the parse user name function located in lib/libpam/pam framework.c.

Recommendations For illumos versions prior to 2020-10-22, update to a version released after 2020-10-22. For OmniOS versions prior to r151030by, r151032ay, and r151034y, update to a version released after these versions. For SmartOS versions prior to 20201022, update to a version released after 20201022. As a temporary workaround, consider restricting access to the parse user name function in lib/libpam/pam framework.c until a patch is available.

Fix

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

CVE-2020-27678

Affected Products

Omnios

Smartos

Illumos

References · 4

• https://github.com/illumos/illumos-gate/commit/1d276e0b382cf066dae93640746d8b4c54d15452 · Patch
• https://osv.dev/vulnerability/CVE-2020-27678 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-27678 · Security Note
• https://t.me/cibsecurity/15572 · Telegram Post