CVE-2018-20618 : ok-file-formats through 2018-10-16 has a heap-based buffer over-read in the ok

ok-file-formats through 2018-10-16 has a heap-based buffer over-read in the ok_mo_decode2 function in ok_mo.c.

Published 2018-12-31 15:29:01

Updated 2020-05-06 20:17:00

Source MITRE

View at NVD, CVE.org

Products affected by CVE-2018-20618

Ok-file-formats Project » Ok-file-formats
Versions up to, including, (<=) 2018-10-16
cpe:2.3:a:ok-file-formats_project:ok-file-formats:*:*:*:*:*:*:*:*
Matching versions

EPSS FAQ

0.25%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 65 %

Percentile, the proportion of vulnerabilities that are scored at or less

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
6.8	MEDIUM	AV:N/AC:M/Au:N/C:P/I:P/A:P	8.6	6.4	NIST
Access Vector: Network Access Complexity: Medium Authentication: None Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: Partial
8.8	HIGH	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H	2.8	5.9	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: Required Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE-125 Out-of-bounds Read

The product reads data past the end, or before the beginning, of the intended buffer.

Assigned by: nvd@nist.gov (Primary)

https://github.com/brackeen/ok-file-formats/issues/6

heap-buffer-overflow in /home/moonagirl/megic_afl/ok-file-formats/ok_mo.c:301 ok_mo_decode2() · Issue #6 · brackeen/ok-file-formats · GitHub
Exploit;Third Party Advisory

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