CVE-2018-3846 | BDVDB-2026-99384 Detail

TalosNASA CFITSIO

Description#

In the ffgphd and ffgtkn functions in NASA CFITSIO 3.42, specially crafted images parsed via the library can cause a stack-based buffer overflow overwriting arbitrary data. An attacker can deliver an FIT image to trigger this vulnerability and potentially gain code execution.

Impact#

Per CVSS v3.0: confidentiality impact high, integrity impact high, availability impact high. Attack vector: network.

Weaknesses#

No weakness recorded in the source data.

References#

Exploit#

No public exploit known

History#

Version 12018-04-16Record published in the CVE List.
Version 22024-09-17Most recent update recorded in the CVE List.

Published

Published: 2018-04-16
Last modified: 2024-09-17

Vendor information

Vendor: Talos
Product: NASA CFITSIO

All Talos vulnerabilities

Score

8.8 High

EPSS

3.0%, Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 87.5.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Not classified

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
NASA CFITSIO 3.42
Fixed
Not stated

Scoring System

CVSS v4.0

Not available

CVSS v3.1

Not available

CVSS v3.0

8.8 High

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Privileges Required	None
User Interaction	Required
Scope	Unchanged
Confidentiality	High
Integrity	High
Availability	High

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).