IBMC679D1D8E60A9E461AC1E3647E90EDB312D3FE16D1907DFA07B5CB6A65C3E4CFSecurity Bulletin: Information disclosure in FasterXML Jackson Dataformats affect IBM Operations Analytics - Log Analysis (CVE-2020-28491)
5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
0.001 Low
EPSS
Percentile
44.5%
Summary
FasterXML jackson-dataformat-cbor is susceptible to denial of service, caused by java.lang.OutOfMemoryError exception.
Vulnerability Details
CVEID:CVE-2020-28491
**DESCRIPTION:**FasterXML jackson-dataformats-binary is vulnerable to a denial of service, caused by an unchecked allocation of byte buffer flaw. By sending a specially-crafted request, a remote attacker could exploit this vulnerability to cause a java.lang.OutOfMemoryError exception resulting in a denial of service condition.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/197038 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
Affected Products and Versions
| Affected Product(s) | Version(s) |
|---|---|
| Log Analysis | 1.3.5.3 |
| Log Analysis | 1.3.6.0 |
| Log Analysis | 1.3.6.1 |
| Log Analysis | 1.3.7.0 |
| Log Analysis | 1.3.7.1 |
| Log Analysis | 1.3.7.2 |
Remediation/Fixes
| Version | Fix details |
|---|---|
| IBM Operations Analytics - Log Analysis version 1.3.5.3, 1.3.6.0, 1.3.6.1, 1.3.7.0, 1.3.7.1, 1.3.7.2 | Upgrade to Log Analysis version 1.3.7.2 Interim Fix 3. Download the 1.3.7.2-TIV-IOALA-IF003 and apply fix on Logstash installation. |
Workarounds and Mitigations
None
Affected configurations
Related
5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
0.001 Low
EPSS
Percentile
44.5%