CVE-2019-3573 — MEDIUM (5.5)

Vulnerability Description

In libsixel v1.8.2, there is an infinite loop in the function sixel_decode_raw_impl() in the file fromsixel.c, as demonstrated by sixel2png.

CVSS Score

5.5

MEDIUM

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

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Saitoha	Libsixel	1.8.2

Related Weaknesses (CWE)

CWE-835

References

https://github.com/TeamSeri0us/pocs/tree/master/libsixelExploitThird Party Advisory
https://github.com/saitoha/libsixel/issues/83ExploitThird Party Advisory
https://github.com/TeamSeri0us/pocs/tree/master/libsixelExploitThird Party Advisory
https://github.com/saitoha/libsixel/issues/83ExploitThird Party Advisory

FAQ

What is CVE-2019-3573?

CVE-2019-3573 is a vulnerability with a CVSS score of 5.5 (MEDIUM). In libsixel v1.8.2, there is an infinite loop in the function sixel_decode_raw_impl() in the file fromsixel.c, as demonstrated by sixel2png.

How severe is CVE-2019-3573?

CVE-2019-3573 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2019-3573?

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