Vulnerability Details : CVE-2016-2090
Off-by-one vulnerability in the fgetwln function in libbsd before 0.8.2 allows attackers to have unspecified impact via unknown vectors, which trigger a heap-based buffer overflow.
Vulnerability category: Overflow
Products affected by CVE-2016-2090
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:19.04:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:24:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:25:*:*:*:*:*:*:*
- cpe:2.3:a:freedesktop:libbsd:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2016-2090
1.94%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 82 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2016-2090
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.5
|
HIGH | AV:N/AC:L/Au:N/C:P/I:P/A:P |
10.0
|
6.4
|
NIST | |
|
9.8
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2016-2090
-
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.Assigned by: nvd@nist.gov (Primary)
References for CVE-2016-2090
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7KJE5SPSX7HEKLZ34LUTZLXWPEL2K353/
[SECURITY] Fedora 25 Update: libbsd-0.8.3-1.fc25 - package-announce - Fedora Mailing-ListsThird Party Advisory
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DIQKQ42Z7553D46QY3IMIQKS52QTNIHY/
[SECURITY] Fedora 24 Update: libbsd-0.8.3-1.fc24 - package-announce - Fedora Mailing-ListsThird Party Advisory
-
http://www.openwall.com/lists/oss-security/2016/01/28/5
oss-security - Re: Heap buffer overflow in fgetwln function of libbsdMailing List;Third Party Advisory
-
https://usn.ubuntu.com/4243-1/
USN-4243-1: libbsd vulnerabilities | Ubuntu security noticesThird Party Advisory
-
https://blog.fuzzing-project.org/36-Heap-buffer-overflow-in-fgetwln-function-of-libbsd.html
Heap buffer overflow in fgetwln function of libbsd | The Fuzzing ProjectThird Party Advisory
-
https://cgit.freedesktop.org/libbsd/commit/?id=c8f0723d2b4520bdd6b9eb7c3e7976de726d7ff7
libbsd - Utility functions from BSD systems (mirrored from https://gitlab.freedesktop.org/libbsd/libbsd)Issue Tracking;Patch;Third Party Advisory
-
https://bugs.freedesktop.org/show_bug.cgi?id=93881
93881 – (CVE-2016-2090) libbsd: heap buffer overflow in fgetwln() (CVE-2016-2090)Issue Tracking;Third Party Advisory
-
https://lists.debian.org/debian-lts-announce/2019/12/msg00036.html
[SECURITY] [DLA 2052-1] libbsd security updateThird Party Advisory
-
https://security.gentoo.org/glsa/201607-13
libbsd: Arbitrary code execution (GLSA 201607-13) — Gentoo securityThird Party Advisory
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