Vulnerability Details : CVE-2017-6307
An issue was discovered in tnef before 1.4.13. Two OOB Writes have been identified in src/mapi_attr.c:mapi_attr_read(). These might lead to invalid read and write operations, controlled by an attacker.
Vulnerability category: Memory Corruption
Products affected by CVE-2017-6307
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:a:tnef_project:tnef:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-6307
0.34%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 71 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-6307
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST | |
|
7.8
|
HIGH | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
CWE ids for CVE-2017-6307
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2017-6307
-
https://github.com/verdammelt/tnef/commit/1a17af1ed0c791aec44dbdc9eab91218cc1e335a
Use asserts on lengths to prevent invalid reads/writes. · verdammelt/tnef@1a17af1 · GitHubIssue Tracking;Patch;Third Party Advisory
-
http://www.debian.org/security/2017/dsa-3798
Debian -- Security Information -- DSA-3798-1 tnefThird Party Advisory
-
https://www.x41-dsec.de/lab/advisories/x41-2017-004-tnef/
Advisory X41-2017-04: Multiple Vulnerabilities in tnef | X41 D-SEC GmbHPatch;Third Party Advisory
-
http://www.securityfocus.com/bid/96427
tnef Multiple Integer Overflow, Type Confusion and Out of Bounds Write VulnerabilitiesThird Party Advisory;VDB Entry
-
https://security.gentoo.org/glsa/201708-02
TNEF: Multiple vulnerabilities (GLSA 201708-02) — Gentoo securityThird Party Advisory
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https://github.com/verdammelt/tnef/blob/master/ChangeLog
tnef/ChangeLog at master · verdammelt/tnef · GitHubPatch;Release Notes;Third Party Advisory
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