Quantum Secular Labs / Blog / Advisories

CVE-2016-0483: Oracle Jrockit: Buffer overflow

CVE-2016-0483 has a CVSS v2 base score of 10.0 (the maximum on that scale) and affects Oracle Jrockit, along with 3 other products in NVD’s configuration data. Per its scoring, it can be exploited over the network, without authentication. The scored impact on confidentiality, integrity and availability is the highest available.

Vulnerability description

Unspecified vulnerability in Oracle Java SE 6u105, 7u91, and 8u66; Java SE Embedded 8u65; and JRockit R28.3.8 allows remote attackers to affect confidentiality, integrity, and availability via vectors related to AWT. NOTE: the previous information is from the January 2016 CPU. Oracle has not commented on third-party claims that this is a heap-based buffer overflow in the readImage function, which allows remote attackers to execute arbitrary code via crafted image data.

Severity breakdown

CVSS v2.0 10.0: AV:N/AC:L/Au:N/C:C/I:C/A:C

  • Access vector: Network. Exploitable remotely over the network.
  • Access complexity: Low. No special conditions are required.
  • Authentication: None. No authentication is needed.
  • Confidentiality impact: Complete. Total information disclosure.
  • Integrity impact: Complete. Total loss of integrity.
  • Availability impact: Complete. Total shutdown of the component.

Affected products

  • Oracle Jrockit: r28.3.8
  • Oracle JDK: 1.6.0 update105; 1.7.0 update91; 1.8.0 update66
  • Oracle JRE: 1.6.0 update105; 1.7.0 update91; 1.8.0 update66
  • Canonical Ubuntu Linux: 12.04; 14.04; 15.04; 15.10

References