Vulnerability Intelligence Report
CVE-2021-46848
GNU Libtasn1 before 4.19.0 has an ETYPE_OK off-by-one array size check that affects asn1_encode_simple_der.
No Active Exploit Signals
CVSS Base Score
9.1
CRITICAL
Exploitability:3.9
Impact Score:5.2
EPSS Probability:2.06%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
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Authentication
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Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-193 ↗CWE-193 Off-by-one Error
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| gnu | libtasn1 | all |
| fedoraproject | fedora | 35, 36, 37 |
| debian | debian_linux | 10.0 |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
2.062%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | MITRE Corporation · N/A · USA |
| Reserved | 2022-10-24T00:00:00 |
| Published | 2022-10-24T00:00:00 |
| Last Updated | 2025-05-07T14:32:10 |
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