CVE-2018-11545 — CRITICAL (9.8)

Vulnerability Description

md4c 0.2.5 has a heap-based buffer overflow in md_merge_lines because md_is_link_label mishandles the case of a link label composed solely of backslash escapes.

CVSS Score

9.8

CRITICAL

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Md4C Project	Md4C	0.2.5

Related Weaknesses (CWE)

CWE-787

References

https://github.com/mity/md4c/issues/39Third Party Advisory
https://github.com/mity/md4c/issues/39Third Party Advisory

FAQ

What is CVE-2018-11545?

CVE-2018-11545 is a vulnerability with a CVSS score of 9.8 (CRITICAL). md4c 0.2.5 has a heap-based buffer overflow in md_merge_lines because md_is_link_label mishandles the case of a link label composed solely of backslash escapes.

How severe is CVE-2018-11545?

CVE-2018-11545 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2018-11545?

Check the references section above for vendor advisories and patch information. Affected products include: Md4C Project Md4C.