CVE-2018-16426: opensc_project opensc Uncontrolled Recursion
CVSS: 4.3v3.0MediumModified
AliasesUBUNTU-CVE-2018-16426DEBIAN-CVE-2018-16426
Published 04-09-2018Last modified 05-08-2024
Vulnerability summary
CVE-2018-16426 is a medium (CVSS 4.3) Uncontrolled Recursion vulnerability in opensc_project opensc. EPSS estimates a 0.59% chance of exploitation in the next 30 days, higher than 47.2% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
4.3/10
010
Medium · v3.0 (NVD)EPSS score
0.59%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference
Advisory lineage
Upstream 0 · Downstream 7 · Related 4Timeline
- 04-09-2018PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
Endless recursion when handling responses from an IAS-ECC card in iasecc_select_file in libopensc/card-iasecc.c in OpenSC before 0.19.0-rc1 could be used by attackers able to supply crafted smartcards to hang or crash the opensc library using programs.
CVSS metrics
4 scores · 3 sources · 2 versionsMedium 4.3Preferred score · NVD (NIST)
CVSS:3.0/AV:P/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HSourcesAll 3 agree
- OSV · UbuntuEcosystem advisory · calculated4.3MediumCVSS:3.0/AV:P/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated4.3MediumCVSS:3.0/AV:P/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Low 2.1Preferred score · NVD (NIST)
AV:L/AC:L/Au:N/C:N/I:N/A:PSourcesSingle source
EPSS trend
Probability
0.59%
Chance of exploitation in the next 30 days
Percentile
47%
Versus all other CVEs
30-day change
0.00 pp
From 0.59% on 19-09-2026
19-09-202619-10-2026
EPSS score0.59%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (x41-dsec.de)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Debian1 product
- opensc< 0.19.0~rc1-1
Opensc_project1 product
- opensc≤ 0.18.0
Ubuntu1 product
- openscAll versions (No fix recorded)
3 vendors · 3 products
References
8 links- github.com/OpenSC/OpenSC/commit/03628449b75a93787eb2359412a3980365dda49bX Refsource MISCPatchThird Party Advisory
- github.com/OpenSC/OpenSC/releases/tag/0.19.0-rc1X Refsource MISCPatchRelease NotesThird Party AdvisoryREPORT
- www.x41-dsec.de/lab/advisories/x41-2018-002-OpenSC/X Refsource MISCExploitThird Party AdvisoryREPORT
