PT-2014-3298 · Simple Machines · Simple Machines Forum

Jakob Lell · Published 2014-04-29 · Updated 2014-04-30 · CVE-2013-7236

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 Simple Machines Forum (SMF) versions 2.0.6 and earlier, 1.1.19 and earlier

Description The issue allows remote attackers to impersonate arbitrary users by utilizing a Unicode homoglyph character in a username. This can lead to unauthorized access and actions on behalf of the impersonated user.

Recommendations For versions 2.0.6 and earlier, update to a version that includes the fix for this issue. For versions 1.1.19 and earlier, update to a version that includes the fix for this issue. As a temporary workaround, consider restricting user registration to prevent the exploitation of this issue until a patch is available.

Fix

RCE

Weakness Enumeration

CWE-20

Related Identifiers

CVE-2013-7236

Affected Products

Simple Machines Forum

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2013-7236 · Security Note
• http://jakoblell.com/blog/2013/12/13/multiple-vulnerabilities-in-smf-forum-software · Note
• http://openwall.com/lists/oss-security/2013/12/30/3 · Note
• http://seclists.org/fulldisclosure/2013/Dec/83 · Note
• http://openwall.com/lists/oss-security/2013/12/30/1 · Note