CVE-2023-47323 Missing access control in Silverpeas

What is CVE-2023-47323?

CVE-2023-47323 is a high-severity missing authorization vulnerability in n/a, published on 13 Dec 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The notification/messaging feature of Silverpeas Core 6.3.1 does not enforce access control on the ID parameter. This allows an attacker to read all messages sent between other users; including those sent only to administrators.

Which versions are affected by CVE-2023-47323?

4 open source packages ship an affected version, including org.silverpeas.core:silverpeas-core-api and org.silverpeas.core:silverpeas-core-web. It affects 1 product.

Products include Silverpeas Silverpeas.

How do I fix CVE-2023-47323?

Upgrade org.silverpeas.core:silverpeas-core-api to 6.3.2 or later.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2023-47323 being exploited?

There is no known exploitation of CVE-2023-47323 in the wild and no public exploit code.

Other vulnerabilities in n/a

• CVE-2018-19586 Path traversal in n/a Critical 9.9
• CVE-2024-42850 Silverpeas vulnerable to password complexity rule bypass Critical 9.8
• CVE-2024-36042 Silverpeas authentication bypass Critical 9.8
• CVE-2023-47322 Cross Site Request Forgery in Silverpeas High 8.8
• CVE-2023-47326 Cross Site Request Forgery in Silverpeas High 8.8

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-cwh6-hm53-6w2m.