CVE-2019-15651
UnknownEPSS 1.01%
Last modified
CVE-2019-15651 is a vulnerability of currently unknown severity. wolfSSL 4.1.0 has a one-byte heap-based buffer over-read in DecodeCertExtensions in wolfcrypt/src/asn.c because reading the ASN_BOOLEAN byte is mishandled for a crafted DER certificate in GetLength_ex.. EPSS estimates a 1.01% chance of exploitation in the next 30 days.
Description
wolfSSL 4.1.0 has a one-byte heap-based buffer over-read in DecodeCertExtensions in wolfcrypt/src/asn.c because reading the ASN_BOOLEAN byte is mishandled for a crafted DER certificate in GetLength_ex.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Wolfssl | Wolfssl | 4.1.0 |
References
- https://github.com/wolfSSL/wolfssl/issues/2421Third Party Advisory
- https://github.com/wolfSSL/wolfssl/issues/2421Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2019-15651?
wolfSSL 4.1.0 has a one-byte heap-based buffer over-read in DecodeCertExtensions in wolfcrypt/src/asn.c because reading the ASN_BOOLEAN byte is mishandled for a crafted DER certificate in GetLength_ex.
How severe is CVE-2019-15651?
Severity scoring for CVE-2019-15651 is pending analysis. The EPSS model estimates a 1.01% probability of exploitation in the next 30 days.
How do I fix CVE-2019-15651?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2019-15651?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST