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CVE Record

CVE-2003-0048: PuTTY 0.53b and earlier does not clear logon credentials from memory, including plaintext passwords, which...

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.

UnknownCVSS not scoredNot KEV-listedUpdated
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Glexia's TakeAutomated analysis

Security readout for executives and security teams

PuTTY 0.53b and earlier could leave SSH login credentials, including plaintext passwords, in process memory. If an attacker can access that memory, they may recover credentials and use them elsewhere. The main business risk is credential theft leading to unauthorized access, not remote compromise of PuTTY by itself. Exposure is most likely on endpoints, jump boxes, admin workstations, or legacy images still running PuTTY 0.53b or earlier, especially where password-based SSH was used. Treat this as a legacy hygiene and credential exposure issue. Prioritize removal from administrator workstations and jump hosts, then rotate passwords for accounts that used affected clients. Mitigation focus: Inventory and remove PuTTY 0.53b and earlier from managed systems.; Check current vendor guidance for supported replacement or upgrade direction.; Prefer SSH keys or stronger authentication over reusable SSH passwords where feasible..

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Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

CNA and ADP enrichment extracted from CVE v5

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0ADP providers
1Source links

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Source materials

Affected products

Products and packages named in the record

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n/an/an/aListed
Weakness

CWE details

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