CVE-2020-28491 is a high-severity vulnerability affecting the fasterxml jackson-dataformat-cbor library versions before 2.11.4 and 2.12.0-rc1 through 2.12.1, as well as products like Oracle WebLogic Server and Quarkus that utilize it. This flaw, categorized as CWE-770 (Allocation of Resources Without Limits or Throttling), allows an unauthenticated attacker to trigger a denial-of-service condition (java.lang.OutOfMemoryError) by exploiting unchecked allocation of byte buffers over a network. While the CVSS score is 7.5, indicating a high risk, there is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 2.11.4CPE matchmatch criteria | cpe:2.3:a:fasterxml:jackson-dataformats-binary:*:*:*:*:*:*:*:* | ||
> 2.12.0, < 2.12.1CPE matchmatch criteria | cpe:2.3:a:fasterxml:jackson-dataformats-binary:*:*:*:*:*:*:*:* | ||
2.12.0CPE matchmatch criteria | cpe:2.3:a:fasterxml:jackson-dataformats-binary:2.12.0:-:*:*:*:*:*:* | ||
2.12.0CPE matchmatch criteria | cpe:2.3:a:fasterxml:jackson-dataformats-binary:2.12.0:rc1:*:*:*:*:*:* | ||
2.12.0CPE matchmatch criteria | cpe:2.3:a:fasterxml:jackson-dataformats-binary:2.12.0:rc2:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.