Improper Pointer Arithmetic Vulnerability in zlib by Cloudflare
CVE-2016-9841

9.8CRITICAL

Key Information:

Vendor

Zlib

Status
Zlib
Vendor
CVE Published:
23 May 2017

What is CVE-2016-9841?

An issue was identified in zlib 1.2.8, where improper pointer arithmetic within the inffast.c file could allow context-dependent attackers to leverage this flaw, resulting in unspecified impacts. This vulnerability highlights the critical importance of meticulous coding practices to prevent exploitation and protect users from potential security risks.

References

https://access.redhat.com/errata/RHSA-2017:1221
vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2017:1220
vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2017:3047
vendor-advisoryx_refsource_REDHAT

EPSS Score

7% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.