CVE-2018-3847 — HIGH (8.8) — White Hats Nepal

Vulnerability Description

Multiple exploitable buffer overflow vulnerabilities exist in image parsing functionality of the CFITSIO library version 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.

CVSS Score

8.8

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Nasa	Cfitsio	3.42

Related Weaknesses (CWE)

CWE-787

References

https://security.gentoo.org/glsa/202101-24Third Party Advisory
https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0530ExploitThird Party Advisory
https://security.gentoo.org/glsa/202101-24Third Party Advisory
https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0530ExploitThird Party Advisory

FAQ

What is CVE-2018-3847?

CVE-2018-3847 is a vulnerability with a CVSS score of 8.8 (HIGH). Multiple exploitable buffer overflow vulnerabilities exist in image parsing functionality of the CFITSIO library version 3.42. Specially crafted images parsed via the library, can cause a stack-based ...

How severe is CVE-2018-3847?

CVE-2018-3847 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-3847?

Check the references section above for vendor advisories and patch information. Affected products include: Nasa Cfitsio.