CVE-2020-11976 Exposure of Sensitive Information to an Unauthorized Actor in Apache Wicket
Attackers can view sensitive data in unprocessed HTML templates by crafting special URLs in Apache Wicket applications.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2020-11976?
CVE-2020-11976 is a high-severity vulnerability in Apache Wicket, published on 11 Aug 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
By crafting a special URL it is possible to make Wicket deliver unprocessed HTML templates. This would allow an attacker to see possibly sensitive information inside a HTML template that is usually removed during rendering. Affected are Apache Wicket versions 7.16.0, 8.8.0 and 9.0.0-M5
Weakness: CWE-552
Which versions are affected by CVE-2020-11976?
14 open source packages ship an affected version, including org.apache.wicket:wicket-core. It affects 2 products.
| Package | Affected | Fixed in |
|---|---|---|
org.apache.wicket:wicket-core Maven | All versions | 7.17.0 |
org.apache.wicket:wicket-core Maven | All versions | 7.17.0 |
org.apache.wicket:wicket-core Maven | From 8.0.0 | 8.9.0 |
org.apache.wicket:wicket-core Maven | From 8.0.0 | 8.9.0 |
org.apache.wicket:wicket-core Maven | From 9.0.0-M1 | 9.0.0 |
org.apache.wicket:wicket-core Maven | From 9.0.0-M1 | 9.0.0 |
8 more packages
org.apache.wicket:wicket-core Maven | From 9.0.0-M2 | 9.0.0 |
org.apache.wicket:wicket-core Maven | From 9.0.0-M2 | 9.0.0 |
org.apache.wicket:wicket-core Maven | From 9.0.0-M3 | 9.0.0 |
org.apache.wicket:wicket-core Maven | From 9.0.0-M3 | 9.0.0 |
org.apache.wicket:wicket-core Maven | From 9.0.0-M4 | 9.0.0 |
org.apache.wicket:wicket-core Maven | From 9.0.0-M4 | 9.0.0 |
org.apache.wicket:wicket-core Maven | From 9.0.0-M5 | 9.0.0 |
org.apache.wicket:wicket-core Maven | From 9.0.0-M5 | 9.0.0 |
Products include Apache Fortress, Apache Wicket.
How do I fix CVE-2020-11976?
Upgrade org.apache.wicket:wicket-core to a fixed version for your release line: 7.17.0, 8.9.0 or 9.0.0.
Is CVE-2020-11976 being exploited?
There is no known exploitation of CVE-2020-11976 in the wild and no public exploit code.
Sources
Also known as GHSA-64gv-3pqv-299h.