Resource exhaustion in Fasterxml Jackson-Databind
CVE-2021-46877
jackson-databind 2.10.x through 2.12.x before 2.12.6 and 2.13.x before 2.13.1 allows attackers to cause a denial of service (2 GB transient heap usage per read) in uncommon situations involving JsonNode JDK serialization.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.011 (64.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 65th percentile — 64.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000
Affected products
- Fasterxml Jackson-Databind — versions 2.13.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- groups.google.com/g/jackson-user/c/OsBsirPM_Vw (Mailing List, Release Notes)
- github.com/FasterXML/jackson-databind/issues/3328 (Exploit, Issue Tracking, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-46877?
- CVE-2021-46877 is a high-severity vulnerability in Fasterxml Jackson-Databind, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 7.5/10. Published 2023-03-18.
- How severe is CVE-2021-46877?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2021-46877 known to be exploited?
- 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.