CVE-2017-12141

In ytnef 1.9.2, a heap-based buffer overflow vulnerability was found in the function TNEFFillMapi...

5.5 MediumFix available

In ytnef 1.9.2, a heap-based buffer overflow vulnerability was found in the function TNEFFillMapi in ytnef.c, which allows attackers to cause a denial of service via a crafted file.

Attack profile

How easy it is to exploit

Attack vector: Local
Complexity: Low
Privileges needed: None
User interaction: Required

What an attacker can affect

Confidentiality: None
Integrity: None
Availability: High

Exploit likelihood

1.15%Down 0.1 points since Apr 14, 2021

What each source reports

NVD Score used 5.5

In ytnef 1.9.2, a heap-based buffer overflow vulnerability was found in the function TNEFFillMapi in ytnef.c, which allows attackers to cause a denial of service via a crafted file.

Record: CVE-2017-12141
CVSS 3.0: 5.5 MediumCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS 2.0: 4.3 MediumAV:N/AC:M/Au:N/C:N/I:N/A:P
Weakness: CWE-119
Updated: 2026-11-02

CVE List No score

In ytnef 1.9.2, a heap-based buffer overflow vulnerability was found in the function TNEFFillMapi in ytnef.c, which allows attackers to cause a denial of service via a crafted file.

Record: CVE-2017-12141
Updated: 2026-11-02

EUVDEUVD-2017-3725 No score

In ytnef 1.9.2, a heap-based buffer overflow vulnerability was found in the function TNEFFillMapi in ytnef.c, which allows attackers to cause a denial of service via a crafted file.

Record: EUVD-2017-3725
Updated: 2026-11-03

GitHub AdvisoriesGHSA-4qjw-wvqg-mchf 5.5

In ytnef 1.9.2, a heap-based buffer overflow vulnerability was found in the function TNEFFillMapi...

In ytnef 1.9.2, a heap-based buffer overflow vulnerability was found in the function TNEFFillMapi in ytnef.c, which allows attackers to cause a denial of service via a crafted file.

Record: GHSA-4qjw-wvqg-mchf
CVSS 3.0: 5.5 MediumCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness: CWE-119
Updated: 2026-11-02

OSV 5.5

In ytnef 1.9.2, a heap-based buffer overflow vulnerability was found in the function TNEFFillMapi in ytnef.c, which allows attackers to cause a denial of service via a crafted file.

Record: CVE-2017-12141
CVSS 3.0: 5.5 MediumCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated: 2026-11-02

OSVDEBIAN-CVE-2017-12141 5.5

In ytnef 1.9.2, a heap-based buffer overflow vulnerability was found in the function TNEFFillMapi in ytnef.c, which allows attackers to cause a denial of service via a crafted file.

Record: DEBIAN-CVE-2017-12141
CVSS 3.0: 5.5 MediumCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated: 2026-11-02

OSVUBUNTU-CVE-2017-12141 5.5

In ytnef 1.9.2, a heap-based buffer overflow vulnerability was found in the function TNEFFillMapi in ytnef.c, which allows attackers to cause a denial of service via a crafted file.

Record: UBUNTU-CVE-2017-12141
CVSS 3.0: 5.5 MediumCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated: 2026-11-02

OSVUSN-3667-1 No score

libytnef vulnerabilities

It was discovered that libytnef incorrectly handled certain files. An attacker could possibly use this to cause a denial of service. (CVE-2017-12141, CVE-2017-9146, CVE-2017-9471, CVE-2017-9473)

It was discovered that libytnef incorrectly handled certain files. An attacker could possibly use this to access sensitive information. (CVE-2017-9058)

Record: USN-3667-1
Updated: 2026-11-02

Affected products

ytnef project ytnef

Affected packages

Affected packages
Package	Affected	Fixed
`libytnef` Debian:12	before 1.9.3-1	1.9.3-1
`libytnef` Debian:13	before 1.9.3-1	1.9.3-1
`libytnef` Debian:14	before 1.9.3-1	1.9.3-1
`libytnef` Ubuntu:14.04:LTS	before 1.5-6ubuntu0.2, plus listed versions 1.5-51.5-61.5-6ubuntu0.1	1.5-6ubuntu0.2
`libytnef` Ubuntu:16.04:LTS	All versions, plus listed versions 1.5-61.5-91.5-9ubuntu0.1	None known
`libytnef` Ubuntu:18.04:LTS	All versions, plus listed versions 1.9.2-2	None known

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2017-12141 is a medium vulnerability (CVSS 5.5) in Ytnef Project Ytnef, published August 2, 2017. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.15%, the 66th percentile. Fixed in libytnef 1.9.3-1.

References

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