CVE-2019-6439 — Out-of-bounds Write in Wolfssl

CWE-787 — Out-of-bounds Write4 documents4 sources
Severity
9.8CRITICALNVD
EPSS
1.1%
top 21.56%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
WolfsslDebian Wolfssl
Timeline
PublishedJan 16
Latest updateMay 13

Description

examples/benchmark/tls_bench.c in a benchmark tool in wolfSSL through 3.15.7 has a heap-based buffer overflow.

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 3.9 | Impact: 5.9

Affected Packages3 packages

▶debiandebian/wolfssl< wolfssl 4.1.0+dfsg-1 (bookworm)
▶Debianwolfssl/wolfssl< 4.1.0+dfsg-1+3
▶NVDwolfssl/wolfssl3.15.7

Patches

Patch: github.com ↗Patch: github.com ↗

🔴Vulnerability Details

2
GHSA
GHSA-7hpf-vr39-r84h: examples/benchmark/tls_bench↗2022-05-13
▶
OSV
CVE-2019-6439: examples/benchmark/tls_bench↗2019-01-16
▶

📋Vendor Advisories

1
Debian
CVE-2019-6439: wolfssl - examples/benchmark/tls_bench.c in a benchmark tool in wolfSSL through 3.15.7 has...↗2019
▶
CVE-2019-6439 — Out-of-bounds Write in Debian Wolfssl | cvebase