Potential Vulnerability in zlib Affects Multiple Vendors
CVE-2016-9843

9.8CRITICAL

Key Information:

Vendor

Zlib

Status
Zlib
Vendor
CVE Published:
23 May 2017

What is CVE-2016-9843?

The crc32_big function in zlib 1.2.8 is susceptible to security risks that arise from improper handling of big-endian CRC calculations. This flaw may allow context-dependent attackers to affect system behavior, potentially leading to unintended consequences. It is crucial for users of zlib to be aware of this vulnerability and apply relevant security patches or updates to mitigate these 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

5% 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

.