CVE-2022-42905
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
9.3 High
AI Score
Confidence
High
0.003 Low
EPSS
Percentile
68.0%
In wolfSSL before 5.5.2, if callback functions are enabled (via the WOLFSSL_CALLBACKS flag), then a malicious TLS 1.3 client or network attacker can trigger a buffer over-read on the heap of 5 bytes. (WOLFSSL_CALLBACKS is only intended for debugging.)
Affected configurations
| CPE | Name | Operator | Version |
|---|---|---|---|
| wolfssl:wolfssl | wolfssl | lt | 5.5.2 |
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
www.wolfssl.com/docs/security-vulnerabilities/
Social References
More
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
9.3 High
AI Score
Confidence
High
0.003 Low
EPSS
Percentile
68.0%