PT-2018-13815 · Open Chinese Convert+1 · Opencc+1

Samohyeso · Published 2018-09-13 · Updated 2024-06-19 · CVE-2018-16982

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Open Chinese Convert (OpenCC) version 1.0.5

Description The issue allows attackers to cause a denial of service, resulting in a segmentation fault. This occurs because the BinaryDict::NewFromFile function in BinaryDict.cpp may have out-of-bounds keyOffset and valueOffset values when processing a crafted .ocd file.

Recommendations For Open Chinese Convert (OpenCC) version 1.0.5, consider avoiding the use of crafted .ocd files until a patch is available. As a temporary workaround, restrict access to the BinaryDict::NewFromFile function in BinaryDict.cpp to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

DoS

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

CVE-2018-16982

GHSA-9QH2-6FXG-9M4G

MGASA-2018-0443

OPENSUSE-SU-2024_2102-1

SUSE-SU-2022:4288-1

SUSE-SU-2022_4288-1

SUSE-SU-2024:2102-1

SUSE-SU-2024_2102-1

Affected Products

Opencc

Suse

References · 23

• 🔥 https://github.com/BYVoid/OpenCC/issues/303 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2018-16982 · Security Note
• https://cve.org/CVERecord?id=CVE-2018-16982 · Security Note
• https://osv.dev/vulnerability/CVE-2018-16982 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-9qh2-6fxg-9m4g · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/[e-mail]/thread/GDWZHBV4B3VZTM4ACXQMZKSLTIKFJUUO · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-16982 · Vendor Advisory
• https://advisories.mageia.org/MGASA-2018-0443.html · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2018-16982 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2022:4288-1 · Vendor Advisory
• https://osv.dev/vulnerability/MGASA-2018-0443 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2024:2102-1 · Vendor Advisory
• https://github.com/BYVoid/OpenCC · Note
• https://github.com/BYVoid/OpenCC/pull/560 · Note
• https://github.com/BYVoid/OpenCC/commit/4a4f9e58e505fca93605f22363c133df66a91a5e · Note