CVE-2018-10677 — HIGH (8.8)

Vulnerability Description

The DecodeGifImg function in ngiflib.c in MiniUPnP ngiflib 0.4 lacks certain checks against width and height, which allows remote attackers to cause a denial of service (WritePixels heap-based buffer overflow and application crash) or possibly have unspecified other impact via a crafted GIF file.

CVSS Score

8.8

HIGH

CVSS:3.0/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
Miniupnp Project	Ngiflib	0.4

Related Weaknesses (CWE)

CWE-787

References

https://github.com/miniupnp/ngiflib/commit/b588a2249c7abbfc52173e32ee11d6facef82Patch
https://github.com/miniupnp/ngiflib/issues/1ExploitThird Party Advisory
https://github.com/miniupnp/ngiflib/commit/b588a2249c7abbfc52173e32ee11d6facef82Patch
https://github.com/miniupnp/ngiflib/issues/1ExploitThird Party Advisory

FAQ

What is CVE-2018-10677?

CVE-2018-10677 is a vulnerability with a CVSS score of 8.8 (HIGH). The DecodeGifImg function in ngiflib.c in MiniUPnP ngiflib 0.4 lacks certain checks against width and height, which allows remote attackers to cause a denial of service (WritePixels heap-based buffer ...

How severe is CVE-2018-10677?

CVE-2018-10677 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-2018-10677?

Check the references section above for vendor advisories and patch information. Affected products include: Miniupnp Project Ngiflib.