Vulnerability Details : CVE-2017-9471
In ytnef 1.9.2, the SwapWord function in lib/ytnef.c allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash) via a crafted file.
Vulnerability category: Denial of service
Products affected by CVE-2017-9471
- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
- cpe:2.3:a:ytnef_project:ytnef:1.9.2:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-9471
0.52%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 74 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-9471
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:N/A:P |
8.6
|
2.9
|
NIST | |
|
5.5
|
MEDIUM | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
1.8
|
3.6
|
NIST |
CWE ids for CVE-2017-9471
-
The product reads data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2017-9471
-
https://usn.ubuntu.com/3667-1/
USN-3667-1: libytnef vulnerabilities | Ubuntu security noticesThird Party Advisory
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LFJWMUEUC4ILH2HEOCYVVLQT654ZMCGQ/
[SECURITY] Fedora 30 Update: ytnef-1.9.3-1.fc30 - package-announce - Fedora Mailing-Lists
-
https://blogs.gentoo.org/ago/2017/05/24/ytnef-heap-based-buffer-overflow-in-swapword-ytnef-c/
ytnef: heap-based-buffer overflow in SwapWord (ytnef.c) | agostino's blogExploit;Third Party Advisory
Jump to