Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1336 CNY

100%
Buy Us a Coffee

CVE-2020-28491— Denial of Service (DoS)

Quick assessment

Affected
n/a com.fasterxml.jackson.dataformat:jackson-dataformat-cbor
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

FasterXML Jackson是美国FasterXML公司的一款适用于Java的数据处理工具。 FasterXML Jackson 中存在资源管理错误漏洞。该漏洞源于jackson-dataformat-cbor中未检查缓冲区长度导致会引发OutOfMemoryError异常。 以下产品及版本受到影响：com.fasterxml.jackson.dataformat:jackson-dataformat-cbor 2.11.4之前版本, 2.12.0-rc1 至 2.12.1 版本

CVSS 7.5 · High EPSS 3.07% · P87

Possible ATT&CK Techniques 1 AI

T1496 · Resource Hijacking
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2020-28491

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
Denial of Service (DoS)
Source: CVE Program / CVE List V5
Vulnerability Description
This affects the package com.fasterxml.jackson.dataformat:jackson-dataformat-cbor from 0 and before 2.11.4, from 2.12.0-rc1 and before 2.12.1. Unchecked allocation of byte buffer can cause a java.lang.OutOfMemoryError exception.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
FasterXML Jackson 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
FasterXML Jackson是美国FasterXML公司的一款适用于Java的数据处理工具。 FasterXML Jackson 中存在资源管理错误漏洞。该漏洞源于jackson-dataformat-cbor中未检查缓冲区长度导致会引发OutOfMemoryError异常。 以下产品及版本受到影响：com.fasterxml.jackson.dataformat:jackson-dataformat-cbor 2.11.4之前版本, 2.12.0-rc1 至 2.12.1 版本
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
- com.fasterxml.jackson.dataformat:jackson-dataformat-cbor 0 ~ unspecified -

II. Public POCs for CVE-2020-28491

# POC Description Source Link Shenlong Link
1 None https://github.com/andikahilmy/CVE-2020-28491-jackson-dataformats-binary-vulnerable POC Details
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2020-28491

请登录查看更多情报信息。

Patches & Fixes for CVE-2020-28491 (1)

Vendor Advisories for CVE-2020-28491 (2)

Other References for CVE-2020-28491 (1)

Same Patch Batch · n/a · 2021-02-18 · 27 CVEs total

CVE-2020-28490 9.1 CRITICAL Command Injection
CVE-2020-28496 7.5 HIGH Regular Expression Denial of Service (ReDoS)
CVE-2021-23341 7.5 HIGH Regular Expression Denial of Service (ReDoS)
CVE-2020-28499 7.3 HIGH Prototype Pollution
CVE-2021-23340 7.1 HIGH Local File Inclusion
CVE-2020-28463 6.5 MEDIUM Server-side Request Forgery (SSRF)
CVE-2021-27379 Xen 安全漏洞
CVE-2021-27375 Containous Traefik 安全漏洞
CVE-2021-27124 Doctor Appointment System SQL注入漏洞
CVE-2021-27378 Rust rand_core 安全特征问题漏洞
CVE-2021-27377 Rust yottadb 资源管理错误漏洞
CVE-2021-27376 Rust nb-connect 缓冲区错误漏洞
CVE-2020-29664 DJI Mavic 2 命令注入漏洞
CVE-2020-35577 Endalia Selection Porta 安全漏洞
CVE-2019-18255 GE Digital HMI/SCADA iFIX 权限许可和访问控制问题漏洞
CVE-2019-18243 GE Digital HMI/SCADA iFIX 权限许可和访问控制问题漏洞
CVE-2020-19513 FinalWire AIDA64 Engineer 缓冲区错误漏洞
CVE-2021-27329 Friendica 代码问题漏洞
CVE-2021-27335 KollectApps 代码问题漏洞
CVE-2020-35591 Pi-hole 授权问题漏洞

Showing top 20 of 27 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same vendor: n/a

V. Comments for CVE-2020-28491

No comments yet

Leave a comment