IBM43AF5F789C6B7AF4690A855756914343237116BCD774CAFF5E1CC2B9F0DC599BSecurity Bulletin: Due to use of Netty, IBM® MobileFirst Platform is vulnerable to a denial of service.
6.5 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
6.5 Medium
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
29.3%
Summary
Netty is used by IBM® MobileFirst Platform. CVE-2023-34462
Vulnerability Details
CVEID:CVE-2023-34462
**DESCRIPTION:**Netty is vulnerable to a denial of service, caused by a flaw with allocating up to 16MB of heap for each channel during the TLS handshake the SniHandler class. By sending a specially crafted client hello packet, a remote authenticated attacker could exploit this vulnerability to cause a OutOfMemoryError and so result in a denial of service condition.
CVSS Base score: 6.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/258713 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)
Affected Products and Versions
| Affected Product(s) | Version(s) |
|---|---|
| IBM MobileFirst Foundation | 8.0.0.0 |
Remediation/Fixes
| Product(s) | Version Number(s) and/or range | Remediation/Fix/Instructions |
|---|---|---|
| IBM MobileFirst Platform Foundation | 8.0.0.0 | iFix build 8.0.0.0-MFPF-IF202309071046 build includes fixes to resolve vulnerable third party libraries(PH56815). |
Please download from Fix Central
Workarounds and Mitigations
None
Affected configurations
| CPE | Name | Operator | Version |
|---|---|---|---|
| ibm mobilefirst platform foundation | eq | 8.0.0.0 |
Related
6.5 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
6.5 Medium
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
29.3%