CVE-2021-25122
unknown
CVSS v3
—
CVSS v2
—
VIR risk
—
Description
When responding to new h2c connection requests, Apache Tomcat versions 10.0.0-M1 to 10.0.0, 9.0.0.M1 to 9.0.41 and 8.5.0 to 8.5.61 could duplicate request headers and a limited amount of request body from one request to another meaning user A and user B could both see the results of user A's request.
Predictions
Exploit likelihood
30%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2021-25122
Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2021-25122.html
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| sles | affected | | |
| debian | bookworm | fixed | 9.0.43-1 |
| debian | bullseye | fixed | 9.0.43-1 |
| debian | forky | fixed | 9.0.43-1 |
| debian | sid | fixed | 9.0.43-1 |
| debian | trixie | fixed | 9.0.43-1 |
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| Maven | org.apache.tomcat.embed:tomcat-embed-core | >=10.0.0,<10.0.2 | 10.0.2 |
| Maven | org.apache.tomcat.embed:tomcat-embed-core | >=9.0.0,<9.0.43 | 9.0.43 |
| Maven | org.apache.tomcat.embed:tomcat-embed-core | >=8.5.0,<8.5.63 | 8.5.63 |
References
- https://www.suse.com/security/cve/CVE-2021-25122.html
- https://nvd.nist.gov/vuln/detail/CVE-2021-25122
- https://lists.apache.org/thread.html/r7b95bc248603360501f18c8eb03bb6001ec0ee3296205b34b07105b7%40%3Cannounce.tomcat.apache.org%3E
- https://lists.apache.org/thread.html/r7b95bc248603360501f18c8eb03bb6001ec0ee3296205b34b07105b7@%3Cannounce.apache.org%3E
- https://lists.apache.org/thread.html/r7b95bc248603360501f18c8eb03bb6001ec0ee3296205b34b07105b7@%3Cannounce.tomcat.apache.org%3E
- https://lists.apache.org/thread.html/r7b95bc248603360501f18c8eb03bb6001ec0ee3296205b34b07105b7@%3Cdev.tomcat.apache.org%3E
- https://lists.apache.org/thread.html/r7b95bc248603360501f18c8eb03bb6001ec0ee3296205b34b07105b7@%3Cusers.tomcat.apache.org%3E
- https://lists.apache.org/thread.html/rcd90bf36b1877e1310b87ecd14ed7bbb15da52b297efd9f0e7253a3b@%3Cusers.tomcat.apache.org%3E
- https://lists.apache.org/thread.html/rd0463f9a5cbc02a485404c4b990f0da452e5ac5c237808edba11c947@%3Cusers.tomcat.apache.org%3E
- https://lists.apache.org/thread.html/rf6d5d57b114678d8898005faef31e9fd6d7c981fcc4ccfc3bc272fc9@%3Cdev.tomcat.apache.org%3E
- https://lists.debian.org/debian-lts-announce/2021/03/msg00018.html
- https://security.gentoo.org/glsa/202208-34
- https://security.netapp.com/advisory/ntap-20210409-0002
- https://www.debian.org/security/2021/dsa-4891
- https://www.oracle.com//security-alerts/cpujul2021.html
- https://www.oracle.com/security-alerts/cpujan2022.html
- https://www.oracle.com/security-alerts/cpuoct2021.html
- http://www.openwall.com/lists/oss-security/2021/03/01/1
- https://security-tracker.debian.org/tracker/CVE-2021-25122
Verify integrity in audit chain (admin only). AS-IS.