CVE-2018-16418 — Improper Restriction of Operations within the Bounds of a Memory Buffer in Project Opensc

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory BufferCWE-120 — Classic Buffer Overflow8 documents7 sources
Severity
6.6MEDIUMNVD
EPSS
0.2%
top 60.65%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Opensc Project Opensc
Timeline
PublishedSep 4
Latest updateMay 14

Description

A buffer overflow when handling string concatenation in util_acl_to_str in tools/util.c in OpenSC before 0.19.0-rc1 could be used by attackers able to supply crafted smartcards to cause a denial of service (application crash) or possibly have unspecified other impact.

CVSS vector

CVSS:3.0/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 0.7 | Impact: 5.9

Affected Packages2 packages

▶Debianopensc_project/opensc< 0.19.0~rc1-1+3

Patches

Patch: github.com ↗Patch: github.com ↗Patch: github.com ↗

🔴Vulnerability Details

3
GHSA
GHSA-4qgx-xw7p-6ggp: A buffer overflow when handling string concatenation in util_acl_to_str in tools/util↗2022-05-14
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CVEList
CVE-2018-16418: A buffer overflow when handling string concatenation in util_acl_to_str in tools/util↗2018-09-04
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OSV
CVE-2018-16418: A buffer overflow when handling string concatenation in util_acl_to_str in tools/util↗2018-09-04
▶

📋Vendor Advisories

2
Red Hat
opensc: Buffer overflow handling string concatention in tools/util.c:util_acl_to_str()↗2018-09-12
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Debian
CVE-2018-16418: opensc - A buffer overflow when handling string concatenation in util_acl_to_str in tools...↗2018
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💬Community

2
Bugzilla
CVE-2018-16418 opensc: Buffer overflow handling string concatention in tools/util.c:util_acl_to_str()↗2018-09-12
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Bugzilla
CVE-2018-16418 opensc: Buffer overflow handling string concatention in tools/util.c:util_acl_to_str() [fedora-all]↗2018-09-12
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CVE-2018-16418 — Opensc Project Opensc vulnerability | cvebase