CVE-2017-6307: n/a vulnerability

CVE-2017-6307: An issue was discovered in tnef before 1.4.13.

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.

UnknownCVSS not scoredNot KEV-listedUpdatedAug 5, 2024, 15:25 UTC (UTC+00:00)

Security readout for executives and security teams

CVE-2017-6307 affects tnef before 1.4.13. A crafted TNEF file could trigger out-of-bounds writes while attributes are parsed, causing attacker-influenced invalid memory reads or writes. Business concern is highest where email attachments or winmail.dat files are processed automatically. Exposure is likely limited to environments running tnef before 1.4.13, especially mail gateways, attachment extraction jobs, or user systems that parse TNEF content. Treat as a targeted remediation item for email and attachment-processing systems. Lack of CVSS and KEV evidence lowers urgency, but memory corruption in file parsers can still disrupt business workflows. Mitigation focus: Upgrade tnef to version 1.4.13 or later where available.; Apply relevant Debian or Gentoo security updates for managed systems.; Check upstream tnef guidance if using source-built or bundled copies..

Prepared: Jun 13, 2026, 06:02 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.

ATT&CK lookup starting points

Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.

cve · low confidence lookup

CVE-2017-6307 mapping review

Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.

Open ATT&CK lookup

Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: Feb 24, 2017, 04:23 UTC (UTC+00:00)

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors

0Timeline events

0ADP providers

5Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

CVE List V5 sourceCVE List V5
https://github.com/verdammelt/tnef/blob/master/ChangeLogCVE reference · x_refsource_MISC
https://www.x41-dsec.de/lab/advisories/x41-2017-004-tnef/CVE reference · x_refsource_MISC
https://github.com/verdammelt/tnef/commit/1a17af1ed0c791aec44dbdc9eab91218cc1e335aCVE reference · x_refsource_MISC
GLSA-201708-02CVE reference · vendor-advisory, x_refsource_GENTOO

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

n/an/an/aListed

Weakness

CWE details

No CWE listed

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.