CVE-2019-9894

NONE EPSS 82.3%
Published Mar 21, 20197y ago · Modified Jun 17, 20261w ago
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Published Mar 21, 2019 7y ago
Last Modified Jun 17, 2026 1w ago

Description

A remotely triggerable memory overwrite in RSA key exchange in PuTTY before 0.71 can occur before host key verification.

Threat Intelligence

EPSS Exploit Probability
82.3% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-320

Affected Products 7

VendorProductVersionRange
puttyputty* <0.71
fedoraprojectfedora28any
fedoraprojectfedora29any
debiandebian_linux8.0any
debiandebian_linux9.0any
netapponcommand_unified_manager*any
opensuseleap15.0any

References 9

  • lists.opensuse.org http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00004.html
    Mailing ListThird Party Advisory
  • lists.opensuse.org http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00020.html
    Mailing ListThird Party Advisory
  • lists.debian.org https://lists.debian.org/debian-lts-announce/2019/04/msg00023.html
    Mailing ListThird Party Advisory
  • lists.fedoraproject.org https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/36LWQ3NPFIV7DC7TC4KFPRYRH2OR7SZ2/
  • lists.fedoraproject.org https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LDO3F267P347E6U2IILFCYW7JPTLCCES/
  • seclists.org https://seclists.org/bugtraq/2019/Apr/6
    Mailing ListThird Party Advisory
  • security.netapp.com https://security.netapp.com/advisory/ntap-20190404-0001/
    PatchThird Party Advisory
  • chiark.greenend.org.uk https://www.chiark.greenend.org.uk/~sgtatham/putty/changes.html
    Third Party Advisory
  • debian.org https://www.debian.org/security/2019/dsa-4423
    Third Party Advisory

Remediation

  • security.netapp.com https://security.netapp.com/advisory/ntap-20190404-0001/
    PatchThird Party Advisory