CVE-2021-30468
HIGH severity · CVSS 7.5 · Uncontrolled resource consumption
7.5CVSS HIGH
Summary
A vulnerability in the JsonMapObjectReaderWriter of Apache CXF allows an attacker to submit malformed JSON to a web service, which results in the thread getting stuck in an infinite loop, consuming CPU indefinitely. This issue affects Apache CXF versions prior to 3.4.4; Apache CXF versions prior to 3.3.11.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactNone
Integrity impactNone
Availability impactHigh
Exploit probability (EPSS)8%
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Additional information
- NVD record
- http://cxf.apache.org/security-advisories.data/CVE-2021-30468.txt.ascAdvisory
- http://www.openwall.com/lists/oss-security/2021/06/16/2Advisory
- https://lists.apache.org/thread.html/r3f46ae38e4a6e80c069cdb320e0ce831b0a21a12ef0cc92c0943f34a%40%3Ccommits.tomee.apache.org%3E
- https://lists.apache.org/thread.html/r4771084730c4cf6e59eda60b4407122c86f174eb750b24f610ba9ff4%40%3Ccommits.tomee.apache.org%3E
- https://lists.apache.org/thread.html/r4a4b6bc0520b69c18d2a59daa6af84ae49f0c22164dccb8538794459%40%3Cannounce.apache.org%3E
- https://lists.apache.org/thread.html/r4a4b6bc0520b69c18d2a59daa6af84ae49f0c22164dccb8538794459%40%3Cdev.cxf.apache.org%3E
- https://lists.apache.org/thread.html/r4a4b6bc0520b69c18d2a59daa6af84ae49f0c22164dccb8538794459%40%3Cusers.cxf.apache.org%3E
- https://lists.apache.org/thread.html/r54c0f1cbbb9f381dfbedb9ea5e90ecb1c0a15371f40c4b10322ac737%40%3Ccommits.tomee.apache.org%3E