CVE-2022-4087

iPXE TLS tls.c tls_new_ciphertext information exposure

Description

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.

Categories

2.6
CVSS
Severity: Low
CVSS 3.1 •
EPSS 0.09%
Third-Party Advisory github.com Third-Party Advisory vuldb.com
Affected: unspecified iPXE
Published at:
Updated at:

References

Link Tags
https://github.com/ipxe/ipxe/commit/186306d6199096b7a7c4b4574d4be8cdb8426729 third party advisory patch
https://vuldb.com/?id.214054 third party advisory

Frequently Asked Questions

What is the severity of CVE-2022-4087?
CVE-2022-4087 has been scored as a low severity vulnerability.
How to fix CVE-2022-4087?
To fix CVE-2022-4087, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2022-4087 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2022-4087 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2022-4087?
CVE-2022-4087 affects unspecified iPXE.
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