CVE-2018-16420 — 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

Several buffer overflows when handling responses from an ePass 2003 Card in decrypt_response in libopensc/card-epass2003.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-w4mm-38jx-q774: Several buffer overflows when handling responses from an ePass 2003 Card in decrypt_response in libopensc/card-epass2003↗2022-05-14
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CVEList
CVE-2018-16420: Several buffer overflows when handling responses from an ePass 2003 Card in decrypt_response in libopensc/card-epass2003↗2018-09-04
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OSV
CVE-2018-16420: Several buffer overflows when handling responses from an ePass 2003 Card in decrypt_response in libopensc/card-epass2003↗2018-09-04
▶

📋Vendor Advisories

2
Red Hat
opensc: Buffer overflows handling responses from ePass 2003 Cards in card-epass2003.c:decrypt_response()↗2018-09-12
▶
Debian
CVE-2018-16420: opensc - Several buffer overflows when handling responses from an ePass 2003 Card in decr...↗2018
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💬Community

2
Bugzilla
CVE-2018-16420 opensc: Buffer overflows handling responses from ePass 2003 Cards in card-epass2003.c:decrypt_response() [fedora-all]↗2018-09-12
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Bugzilla
CVE-2018-16420 opensc: Buffer overflows handling responses from ePass 2003 Cards in card-epass2003.c:decrypt_response()↗2018-09-12
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CVE-2018-16420 — Opensc Project Opensc vulnerability | cvebase