CVE-2023-33855

Description

Under certain conditions, RSA operations performed by IBM Common Cryptographic Architecture (CCA) 7.0.0 through 7.5.36 may exhibit non-constant-time behavior. This could allow a remote attacker to obtain sensitive information using a timing-based attack. IBM X-Force ID: 257676.

CVSS v3.1 Score

3.7

LOW

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N

Weakness Type (CWE)

CWE-385 CWE-385

Affected Products

Vendor	Product	Versions
ibm	common_cryptographic_architecture	7.0.0 — 7.5.37
ibm	aix	All
ibm	i	All
linux	linux_kernel	All

References

Advisories & Patches

https://www.ibm.com/support/pages/node/7145168 https://www.ibm.com/support/pages/node/7145168

Other References

https://exchange.xforce.ibmcloud.com/vulnerabilities/257676 https://exchange.xforce.ibmcloud.com/vulnerabilities/257676

Frequently Asked Questions

What is CVE-2023-33855? +

Under certain conditions, RSA operations performed by IBM Common Cryptographic Architecture (CCA) 7.0.0 through 7.5.36 may exhibit non-constant-time behavior. This could allow a remote attacker to obtain sensitive information using a timing-based attack. IBM X-Force ID: 257676. It has a CVSS v3.1 base score of 3.7 (LOW).

How severe is CVE-2023-33855? +

CVE-2023-33855 has a CVSS v3.1 score of 3.7 out of 10, rated LOW. This is a low-severity vulnerability with limited impact.

What products are affected by CVE-2023-33855? +

CVE-2023-33855 affects products from ibm, linux, specifically: aix, common_cryptographic_architecture, i, linux_kernel. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2023-33855? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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