Vulnerability Details : CVE-2017-6800
Potential exploit
An issue was discovered in ytnef before 1.9.2. An invalid memory access (heap-based buffer over-read) can occur during handling of LONG data types, related to MAPIPrint() in libytnef.
Products affected by CVE-2017-6800
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:a:ytnef_project:ytnef:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-6800
0.54%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 65 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-6800
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST | |
|
7.5
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2017-6800
-
The product reads data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2017-6800
-
https://github.com/Yeraze/ytnef/issues/28
out of bounds read with test data in MAPIPrint · Issue #28 · Yeraze/ytnef · GitHubExploit;Third Party Advisory
-
http://www.debian.org/security/2017/dsa-3846
Debian -- Security Information -- DSA-3846-1 libytnefThird Party Advisory
-
https://github.com/Yeraze/ytnef/commit/f98f5d4adc1c4bd4033638f6167c1bb95d642f89
BugFix - data length · Yeraze/ytnef@f98f5d4 · GitHubPatch
-
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
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