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CVE-2022-4087

Date: November 20, 2022

A vulnerability was found in iPXE. It has been declared as problematic. This vulnerability affects the function tls_new_ciphertext of the file src/net/tls.c of the component TLS. The manipulation of the argument pad_len leads to information exposure through discrepancy. The name of the patch is 186306d6199096b7a7c4b4574d4be8cdb8426729. It is recommended to apply a patch to fix this issue. VDB-214054 is the identifier assigned to this vulnerability.

Language: C

Severity Score

Related Resources (6)

https://github.com/ipxe/ipxe/commit/186306d6199096b7a7c4b4574d4be8cdb8426729
https://access.redhat.com/security/cve/CVE-2022-4087
https://nvd.nist.gov/vuln/detail/CVE-2022-4087
https://security-tracker.debian.org/tracker/CVE-2022-4087
https://vuldb.com/?id.214054
https://www.mend.io/vulnerability-database/CVE-2022-4087

Severity Score

Weakness Type (CWE)

Improper Access Control

CWE-284

Information Leak / Disclosure

CWE-200

Observable Discrepancy

CWE-203

CVSS v3.1

Base Score:
Attack Vector (AV): ADJACENT_NETWORK
Attack Complexity (AC): HIGH
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): LOW
Integrity (I): NONE
Availability (A): NONE

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