VulnerabilityModified
CVE-2016-1968
Integer underflow in Brotli, as used in Mozilla Firefox before 45.0, allows remote attackers to execute arbitrary code or cause a denial of service (buffer overflow) via crafted data with brotli compression.
HIGH 8.8EPSS 4.14%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (4.14%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Integer underflow in Brotli, as used in Mozilla Firefox before 45.0, allows remote attackers to execute arbitrary code or cause a denial of service (buffer overflow) via crafted data with brotli compression.
- CVSS 3.0
- 8.8 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 4.14% probability · 90th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-189
- Affected
- mozilla/firefox
- Source
- security@mozilla.org
References
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00029.html
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00031.html
- http://www.mozilla.org/security/announce/2016/mfsa2016-30.htmlVendor Advisory
- http://www.securitytracker.com/id/1035215
- http://www.ubuntu.com/usn/USN-2917-1
- http://www.ubuntu.com/usn/USN-2917-2
- http://www.ubuntu.com/usn/USN-2917-3
- https://bugzilla.mozilla.org/show_bug.cgi?id=1246742
- https://security.gentoo.org/glsa/201605-06
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00029.html
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00031.html
- http://www.mozilla.org/security/announce/2016/mfsa2016-30.htmlVendor Advisory
- http://www.securitytracker.com/id/1035215
- http://www.ubuntu.com/usn/USN-2917-1
- http://www.ubuntu.com/usn/USN-2917-2
- http://www.ubuntu.com/usn/USN-2917-3
- https://bugzilla.mozilla.org/show_bug.cgi?id=1246742
- https://security.gentoo.org/glsa/201605-06
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.