Vulnerability · Published Mar 18, 2023 · Assigned by mitre
CVE-2021-46877
High 7.5
In plain English
A high-severity resource allocation without limits in the jackson-databind package (Debian). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.1% (higher than 66% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)7.5High
Exploit odds (30 days)1.1%top 33.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
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.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | jackson-databind | 2.13.2.2-1 | DEBIAN-CVE-2021-46877 |
| Debian:13 | jackson-databind | 2.13.2.2-1 | DEBIAN-CVE-2021-46877 |
| Debian:14 | jackson-databind | 2.13.2.2-1 | DEBIAN-CVE-2021-46877 |
| Maven | com.fasterxml.jackson.core:jackson-databind | 2.12.6 | GHSA-3x8x-79m2-3w2w |
| Maven | com.fasterxml.jackson.core:jackson-databind | 2.13.1 | GHSA-3x8x-79m2-3w2w |
| Ubuntu:22.04:LTS | jackson-databind | no fix listed | UBUNTU-CVE-2021-46877 |
Affected products (as reported)
Weakness: CWE-770 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H