PT-2011-4833 · Blackberry · Qnx Neutrino Rtos

Published 2011-10-18 · Updated 2017-09-02 · CVE-2011-4060

Positive Technologies (AI Summary)

CVSS v2.0

3.3

Low

Base vector

AV:L/AC:M/Au:N/C:N/I:P/A:P

Name of the Vulnerable Software and Affected Versions QNX Neutrino RTOS version 6.5.0 before Service Pack 1

Description The issue arises from the runtime linker in QNX Neutrino RTOS not properly clearing the LD DEBUG OUTPUT and LD DEBUG environment variables when a program is spawned from a setuid program. This oversight allows local users to overwrite files via a symlink attack.

Recommendations For QNX Neutrino RTOS version 6.5.0 before Service Pack 1, apply Service Pack 1 to resolve the issue.

Fix

Link Following

Weakness Enumeration

CWE-59

Related Identifiers

CVE-2011-4060

Affected Products

Qnx Neutrino Rtos

References · 9

• https://nvd.nist.gov/vuln/detail/CVE-2011-4060 · Security Note
• http://qnx.com/developers/docs/6.5.0_sp1/index.jsp?topic=%2Fcom.qnx.doc.momentics_release_notes%2Frel_6.5.0_SP1.html · Note
• http://securityfocus.com/archive/1/518659 · Note
• http://securityfocus.com/archive/1/516958 · Note
• http://securityreason.com/securityalert/8475 · Note
• http://securityfocus.com/bid/46838 · Note
• http://qnx.com/developers/articles/rel_5189_46.html · Note
• http://osvdb.org/71784 · Note
• http://nth-dimension.org.uk/pub/NDSA20110310.txt.asc · Note