CVE-2021-28657 Infinite loop in Apache Tika's MP3 parser
An attacker can cause a denial of service via an infinite loop in the MP3 parser by providing a crafted or corrupt file.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2021-28657?
CVE-2021-28657 is a medium-severity denial of service vulnerability in Oracle Primavera Unifier, published on 31 Mar 2021. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
A carefully crafted or corrupt file may trigger an infinite loop in Tika's MP3Parser up to and including Tika 1.25. Apache Tika users should upgrade to 1.26 or later.
Weakness: CWE-835
Which versions are affected by CVE-2021-28657?
2 open source packages ship an affected version, including org.apache.tika:tika. It affects 5 products.
| Package | Affected | Fixed in |
|---|---|---|
org.apache.tika:tika Maven | All versions | 1.26 |
org.apache.tika:tika Maven | All versions | 1.26 |
Products include Apache Tika, Oracle Communications Messaging Server, Oracle Healthcare Foundation, Oracle Primavera Unifier, Oracle Webcenter Portal.
How do I fix CVE-2021-28657?
Upgrade org.apache.tika:tika to 1.26 or later.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2021-28657 being exploited?
There is no known exploitation of CVE-2021-28657 in the wild and no public exploit code.
Other vulnerabilities in Oracle Primavera Unifier
- CVE-2019-10088 Allocation of Resources Without Limits or Throttling in Apache Tika
- CVE-2025-66516 Apache Tika has XXE vulnerability
- CVE-2025-54988 Apache Tika PDF parser module: XXE vulnerability in PDFParser's handling of XFA
- CVE-2018-1335 Command injection in org.apache.tika:tika-core
- CVE-2019-10094 Allocation of Resources Without Limits or Throttling in Apache Tika
Sources
Also known as DEBIAN-CVE-2021-28657, GHSA-567x-m4wm-87v8, UBUNTU-CVE-2021-28657.