In wolfSSL through 4.1.0, there is a missing sanity check of memory accesses in parsing ASN.1 certificate data while handshaking. Specifically, there is a one-byte heap-based buffer over-read in CheckCertSignature_ex in wolfcrypt/src/asn.c.
References
Link Resource
https://github.com/wolfSSL/wolfssl/issues/2459 Third Party Advisory
History

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cve-icon MITRE Information

Status: PUBLISHED

Assigner: mitre

Published: 2019-09-24T12:12:38

Updated: 2019-09-24T12:12:38

Reserved: 2019-09-24T00:00:00


Link: CVE-2019-16748

JSON object: View

cve-icon NVD Information

Status : Analyzed

Published: 2019-09-24T13:15:10.660

Modified: 2019-09-24T14:50:30.170


Link: CVE-2019-16748

JSON object: View

cve-icon Redhat Information

No data.

CWE