Out-of-bounds read in OpenSSL - CVE-2016-6302

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Main Vulnerability Database Vulnerabilities #VU814

Out-of-bounds read in OpenSSL - CVE-2016-6302

Published: October 10, 2016 / Updated: October 6, 2022


Vulnerability identifier: #VU814
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2016-6302
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to denial of service (DoS) attack.

The vulnerability exists due to a boundary condition when handling SHA512 TLS session tickets. A remote attacker can send specially crafted packets to the system, trigger an out-of-bounds read error and perform a denial of service (DoS) attack.


Affected software

OpenSSL
FlashSystem 900 9840-AE2 and 9843-AE2
FOS Firmware
FlashSystem 840 9840-AE1 & 9843-AE1
SnapDrive for Windows
IBM Integrated Management Module
Integrated Management Module II (IMM2)
Network Advisor
Arch Linux
Fedora
Red Hat Enterprise Linux for Power, big endian
Red Hat Enterprise Linux Workstation
Red Hat Enterprise Linux Desktop
Red Hat Enterprise Linux Server
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux for Scientific Computing
Red Hat Enterprise Linux for Power, little endian
Red Hat Enterprise Linux for Power, big endian - Extended Update Support
Red Hat Enterprise Linux Server - TUS
Red Hat Enterprise Linux for IBM z Systems - Extended Update Support
Red Hat Enterprise Linux EUS Compute Node
Red Hat Enterprise Linux for Power, little endian - Extended Update Support
Red Hat Enterprise Linux Server - Extended Update Support
Red Hat Enterprise Linux Server - AUS
Slackware Linux
Opensuse
openssl (Alpine package)
Data ONTAP operating in 7-Mode
lib32-openssl
openssl101e
openssl (Red Hat package)
openssl
openssl-solibs
Puppet Agent
IBM Storwize V5000
IBM Storwize V3500
IBM Storwize V3700
IBM FlashSystem V9000
IBM Storwize V7000
NetWorker
Puppet Enterprise

How to mitigate CVE-2016-6302

Install update from vendor's website.

OpenSSL - addressed in versions 1.0.1u, 1.0.2i
openssl (Alpine package) - update to 1.0.1t-r2
SnapDrive for Windows - update to 7.1.4
Data ONTAP operating in 7-Mode - update to 8.2.5
IBM Integrated Management Module - update to YUOOH4B - 1.53
Integrated Management Module II (IMM2) - update to 1AOO76I-6.00
lib32-openssl - update to 1
openssl101e - update to 1.0.1e-9.el5
openssl (Red Hat package) - addressed in versions 1.0.1e-48.el6_8.3, 1.0.1e-51.el7_2.7
openssl - addressed in versions 1.0.1u, 1.0.2i
openssl-solibs - addressed in versions 1.0.1u, 1.0.2i
openssl - update to 1.0.2.i-1
openssl - addressed in versions 1.0.2j-1.fc23, 1.0.2j-1.fc24, 1.0.2j-1.fc25
Puppet Agent - update to 1.7.1
FOS Firmware - addressed in versions 7.4.2a, 8.01c
IBM Storwize V5000 - addressed in versions 7.6.1.7, 7.7.1.6, 7.8.0.2, 7.8.1.0
IBM Storwize V3500 - addressed in versions 7.6.1.7, 7.7.1.6, 7.8.0.2, 7.8.1.0
IBM Storwize V3700 - addressed in versions 7.6.1.7, 7.7.1.6, 7.8.0.2, 7.8.1.0
IBM FlashSystem V9000 - addressed in versions 7.6.1.7, 7.7.1.6, 7.8.0.2, 7.8.1.0
IBM Storwize V7000 - addressed in versions 7.6.1.7, 7.7.1.6, 7.8.0.2, 7.8.1.0
Network Advisor - update to 14.0.2
NetWorker - update to 19.10.0.0
Puppet Enterprise - update to 2016.4.0

External References

Related Security Bulletins