Heap-based buffer overflow in Botan - CVE-2016-2196
Published: May 13, 2016 / Updated: February 9, 2022
Vulnerability identifier: #VU40298
CSH Severity: High
CVSS v4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2016-2196
CWE-ID: CWE-122
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error in Heap-based buffer overflow in the P-521 reduction function in Botan 1.11.x before 1.11.27. A remote attacker can use unspecified vectors. to trigger heap-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Affected software
Botan
Fedora
monotone
botan
qca
code-editor
qt-creator
Fedora
monotone
botan
qca
code-editor
qt-creator
How to mitigate CVE-2016-2196
Install update from vendor's website.
monotone - addressed in versions 1.1-13.fc22, 1.1-13.fc23
botan - addressed in versions 1.8.15-1.el5, 1.8.15-1.el6, 1.10.12-1.el7, 1.10.12-1.fc22, 1.10.12-1.fc23
qca - addressed in versions 2.1.1-4.fc22, 2.1.1-4.fc23
code-editor - addressed in versions 2.8.1-13.fc22, 2.8.1-13.fc23
qt-creator - addressed in versions 3.5.1-2.el7, 3.6.0-6.fc22, 3.6.0-6.fc23
botan - addressed in versions 1.8.15-1.el5, 1.8.15-1.el6, 1.10.12-1.el7, 1.10.12-1.fc22, 1.10.12-1.fc23
qca - addressed in versions 2.1.1-4.fc22, 2.1.1-4.fc23
code-editor - addressed in versions 2.8.1-13.fc22, 2.8.1-13.fc23
qt-creator - addressed in versions 3.5.1-2.el7, 3.6.0-6.fc22, 3.6.0-6.fc23