Is CVE-2003-0048 actively exploited?

CVE-2003-0048 has no public evidence of in-the-wild exploitation as of 2026-04-16.

What is the CVSS score for CVE-2003-0048?

CVE-2003-0048 has a CVSS score of 4.6 (UNKNOWN severity). Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P.

How do I patch CVE-2003-0048?

Patch guidance is available from putty security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2003-0048.

CVE-2003-0048 - remediation guidance & executive summary

Q: Which products are affected by CVE-2003-0048?

4 products: putty putty, putty putty, putty putty, putty putty.

Description

PuTTY 0.53b and earlier does not clear logon credentials from memory, including plaintext passwords, which could allow attackers with access to memory to steal the SSH credentials.

CVSS Metrics

Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P
Access Vector: local
Access Cmplx: low
Auth: none
Confidentiality: partial
Integrity: partial
Availability: partial
Weaknesses: NVD-CWE-Other

Metadata

Primary Vendor: PUTTY
Published: 2/19/2003
Last Modified: 4/16/2026
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

putty : puttyputty : puttyputty : puttyputty : putty

Remediation Guidance

Executive Summary

Cite this page

CVE-2003-0048. CVEDatabase.com. Retrieved 1 May 2026. https://cvedatabase.com/cve/CVE-2003-0048

View on NIST NVD

CVE-2003-0048 vulnerability