CVE-2015-2157

CVSS V2 Low 2.1 CVSS V3 None
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.
Overview
  • CVE ID
  • CVE-2015-2157
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Modified
  • Published Version
  • 2015-03-27T14:59:05
  • Last Modified Date
  • 2019-03-21T17:04:58
Weakness Enumerations
CWE URL
CWE-200 http://cwe.mitre.org/data/definitions/200.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:fedoraproject:fedora:20:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:fedoraproject:fedora:22:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:opensuse:opensuse:13.1:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:putty:putty:0.51:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:putty:putty:0.52:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:putty:putty:0.53b:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:putty:putty:0.54:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:putty:putty:0.55:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:putty:putty:0.56:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:putty:putty:0.57:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:putty:putty:0.58:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:putty:putty:0.59:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:putty:putty:0.60:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:putty:putty:0.61:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:putty:putty:0.62:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:putty:putty:0.63:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:simon_tatham:putty:0.53:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:L/AC:L/Au:N/C:P/I:N/A:N
  • Access Vector
  • LOCAL
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • NONE
  • Availability Impact
  • NONE
  • Base Score
  • 2.1
  • Severity
  • LOW
  • Exploitability Score
  • 3.9
  • Impact Score
  • 2.9
References
Reference URL Reference Tags
http://www.chiark.greenend.org.uk/~sgtatham/putty/changes.html Patch Vendor Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2015-March/151839.html
http://www.chiark.greenend.org.uk/~sgtatham/putty/wishlist/private-key-not-wiped-2.html Patch Vendor Advisory
http://www.openwall.com/lists/oss-security/2015/02/28/4
http://lists.opensuse.org/opensuse-updates/2015-03/msg00032.html
http://www.openwall.com/lists/oss-security/2015/02/28/5
http://www.debian.org/security/2015/dsa-3190
http://lists.fedoraproject.org/pipermail/package-announce/2015-March/151790.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-March/151933.html
http://www.securityfocus.com/bid/72825
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2015-2157
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-2157
History
Created Old Value New Value Data Type Notes
2022-05-10 17:46:18 Added to TrackCVE
2022-12-02 04:03:13 2015-03-27T14:59Z 2015-03-27T14:59:05 CVE Published Date updated
2022-12-02 04:03:13 2019-03-21T17:04:58 CVE Modified Date updated
2022-12-02 04:03:13 Modified Vulnerability Status updated