CVE-2022-4087

low-risk
Published 2022-11-21

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.

Do I need to act?

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0.23% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
2
CVSS 2.6/10 Low
ADJACENT_NETWORK / HIGH complexity

Affected Products (1)

Ipxe

Affected Vendors

Ipxe

References (4)

Patch https://github.com/ipxe/ipxe/commit/186306d6199096b7a7c4b4574d4be8cdb8426729
Third Party Advisory https://vuldb.com/?id.214054
Patch https://github.com/ipxe/ipxe/commit/186306d6199096b7a7c4b4574d4be8cdb8426729
Third Party Advisory https://vuldb.com/?id.214054
13
/ 100
low-risk
Severity 7/34 · Low
Exploitability 1/34 · Minimal
Exposure 5/34 · Minimal