VDB
CVE-2019-16748
CVE-2019-16748
PUBLISHED
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.
EPSS 0.40% · 61.0th percentile
Risk Scores
EPSS Score
0.40%
61.0th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:16.04:LTS | wolfssl | 0, 3.4.8+dfsg-1 |
| Ubuntu:18.04:LTS | wolfssl | 0, 3.10.2+dfsg-2, 3.12.2+dfsg-1 |
Exploit Intelligence
Timeline
- Sep 24, 2019 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Oct 26, 2021 EPSS Score
- Dec 27, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 28, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- May 1, 2022 EPSS Score
- Sep 4, 2022 EPSS Score
- Nov 6, 2022 EPSS Score
- Jan 8, 2023 EPSS Score
References
- https://ubuntu.com/security/CVE-2019-16748 third-party-advisory
- https://github.com/wolfSSL/wolfssl/issues/2459 third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2019-16748 third-party-advisory