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Status published
Low
CVE-2015-2157
The (1) ssh2_load_userkey and (2) ssh2_save_userkey functions in PuTTY 0.51...
Vulnerability Description
The (1) ssh2_load_userkey and (2) ssh2_save_userkey functions in PuTTY 0.51 through 0.63 do not properly wipe SSH-2 private keys from memory, which allows local users to obtain sensitive information by reading the memory.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- http://www.chiark.greenend.org.uk/~sgtatham/putty/changes.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-March/151933.html
- http://www.securityfocus.com/bid/72825
- http://www.debian.org/security/2015/dsa-3190
- http://lists.fedoraproject.org/pipermail/package-announce/2015-March/151790.html
- http://www.openwall.com/lists/oss-security/2015/02/28/4
- http://www.chiark.greenend.org.uk/~sgtatham/putty/wishlist/private-key-not-wiped-2.html
- http://www.openwall.com/lists/oss-security/2015/02/28/5
- http://lists.opensuse.org/opensuse-updates/2015-03/msg00032.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-March/151839.html
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Affected Vendor
debian
View all reports →Affected Software
debian linux, fedora, opensuse, putty
Vulnerable Versions:
7.0, 20, 22, 13.1, 13.2, 0.51, 0.52, 0.53b, 0.54, 0.55, 0.56, 0.57, 0.58, 0.59, 0.60, 0.61, 0.62, 0.63, 0.53
Timeline
Official Publish:
March 27th, 2015
Last Modified:
August 6th, 2024
Added to House:
July 19th, 2026
CVSS Vectors
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.