CVE-2016-2851
libotr - security update
9.8
CRITICAL
CVSS 3.1
EPSS 25.4%
Description
Integer overflow in proto.c in libotr before 4.1.1 on 64-bit platforms allows remote attackers to cause a denial of service (memory corruption and application crash) or execute arbitrary code via a series of large OTR messages, which triggers a heap-based buffer overflow.
How to fix CVE-2016-2851
To remediate CVE-2016-2851, upgrade the affected package to a fixed version below.
- Debian/libotr—upgrade to 4.1.1-1 or later
- —upgrade to 3.2.1-1+deb7u2 or later
Is CVE-2016-2851 being exploited?
Moderate — EPSS is 25.4%. Track this CVE but it's not at the top of the prioritisation list.
Affected packages (2)
- from 0, < 4.1.1-1
- from 0, < 3.2.1-1+deb7u2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |