PT-2014-1836 · Red Hat+2 · Red Hat+2

Published 2014-10-22 · Updated 2024-06-15 · CVE-2014-3676

Positive Technologies (AI Summary)

CVSS v2.0

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions shim versions 0.7 Red Hat Enterprise Linux (affected versions not specified)

Description The issue is related to a heap-based buffer overflow in Shim, allowing remote attackers to execute arbitrary code via a crafted IPv6 address, specifically with the "tftp:// DHCPv6 boot option." Multiple vulnerabilities in the shim package of Red Hat Enterprise Linux can be exploited remotely, potentially leading to disruptions in confidentiality, integrity, and availability of protected information.

Recommendations For shim version 0.7, consider disabling the vulnerable function related to the "tftp:// DHCPv6 boot option" until a patch is available. For Red Hat Enterprise Linux, at the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

RCE

Out of bounds Read

Memory Corruption

Weakness Enumeration

CWE-125

CWE-787

Related Identifiers

ALT-PU-2018-2088

BDU:2015-06431

BDU:2015-06533

BDU:2015-06534

BDU:2015-06535

BDU:2015-06536

CVE-2014-3676

OPENSUSE-SU-2024:10091-1

RHSA-2014:1801

RHSA-2014_1801

Affected Products

Alt Linux

Red Hat

Suse

References · 29

• 🔥 http://openwall.com/lists/oss-security/2014/10/13/4 · Exploit
• http://rhn.redhat.com/errata/RHSA-2014-1801.html · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2014-3676 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-3675 · Security Note
• https://linux.oracle.com/errata/ELSA-2014-1801.html · Vendor Advisory
• https://bdu.fstec.ru/vul/2015-06431 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-3677 · Security Note
• https://cve.org/CVERecord?id=CVE-2014-3676 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-3676 · Security Note
• https://errata.altlinux.org/ALT-PU-2018-2088 · Vendor Advisory
• https://bdu.fstec.ru/vul/2015-06533 · Security Note
• https://ubuntu.com/security/CVE-2014-3676 · Vendor Advisory
• https://bdu.fstec.ru/vul/2015-06536 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2014-3676 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2024:10091-1 · Vendor Advisory