Veracode Vulnerability DatabaseVERACODE:37987Buffer Over Read
9.1 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
6.4 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:N/A:P
0.001 Low
EPSS
Percentile
45.8%
wolfSSL is vulnerable to buffer overreads. The vulnerability exists if callback functions are enabled (via the WOLFSSL_CALLBACKS flag) which allows an attacker to trigger a buffer over-read on the heap of 5 bytes.
References
packetstormsecurity.com/files/170610/wolfSSL-WOLFSSL_CALLBACKS-Heap-Buffer-Over-Read.html
seclists.org/fulldisclosure/2023/Jan/11
blog.trailofbits.com/2023/01/12/wolfssl-vulnerabilities-tlspuffin-fuzzing-ssh/
github.com/wolfSSL/wolfssl/releases
github.com/wolfSSL/wolfssl/releases/tag/v5.5.2-stable
secdb.alpinelinux.org/edge/community.yaml
www.wolfssl.com/docs/security-vulnerabilities/
Related
9.1 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
6.4 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:N/A:P
0.001 Low
EPSS
Percentile
45.8%