Buffer overflow - CVE-2016-9893
Published: June 11, 2018 / Updated: August 4, 2020
Vulnerability identifier: #VU33589
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-2016-9893
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.
Memory safety bugs were reported in Thunderbird 45.5. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. This vulnerability affects Firefox < 50.1, Firefox ESR < 45.6, and Thunderbird < 45.6.
Affected software
SUSE Linux
firefox-esr (Alpine package)
firefox-esr (Alpine package)
How to mitigate CVE-2016-9893
Install update from vendor's website.
firefox-esr (Alpine package) - update to 45.6.0-r0
External References
- http://rhn.redhat.com/errata/RHSA-2016-2946.html
- http://rhn.redhat.com/errata/RHSA-2016-2973.html
- http://www.securityfocus.com/bid/94885
- http://www.securitytracker.com/id/1037461
- https://bugzilla.mozilla.org/buglist.cgi?bug_id=1319524%2C1298773%2C1299098%2C1309834%2C1312609%2C1313212%2C1317805%2C1312548%2C1315631%2C1287912
- https://security.gentoo.org/glsa/201701-15
- https://www.debian.org/security/2017/dsa-3757
- https://www.mozilla.org/security/advisories/mfsa2016-94/
- https://www.mozilla.org/security/advisories/mfsa2016-95/
- https://www.mozilla.org/security/advisories/mfsa2016-96/