PT-2018-9494 · Yeswiki · Yeswiki

Prodigysml · Published 2018-08-20 · Updated 2020-08-24 · CVE-2018-1000641

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 YesWiki versions <= cercopitheque beta 1

Description The issue concerns a PHP Object Injection vulnerability. It occurs in the i18n.inc.php file when unserializing a user-entered parameter, potentially leading to code execution or information disclosure.

Recommendations For YesWiki versions <= cercopitheque beta 1, as a temporary workaround, consider restricting access to the i18n.inc.php file until a patch is available. Avoid using user-entered parameters in the unserialization process to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Deserialization of Untrusted Data

Weakness Enumeration

CWE-502

Related Identifiers

CVE-2018-1000641

Affected Products

Yeswiki

References · 4

• https://github.com/YesWiki/yeswiki/issues/356 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2018-1000641 · Security Note
• https://osv.dev/vulnerability/CVE-2018-1000641 · Vendor Advisory
• https://0dd.zone/2018/08/05/YesWiki-Object-Injection · Note