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Overview
A flaw was found in libssh2 before 1.8.1. A server could send a multiple keyboard interactive response messages whose total length are greater than unsigned char max characters. This value is used as an index to copy memory causing in an out of bounds memory write error.
References
- Bugtraq Mailing List
- Debian Security Advisory
- Debian Security Announcement
- Debian Security Tracker
- Fedora Security Update
- MISC
- MISC
- Netapp Security Advisory
- OpenSuse Security Announcement
- OpenSuse Security Announcement
- REDHAT
- REDHAT
- REDHAT
- REDHAT
- RHSA Security Advisory
- RHSA Security Advisory
- RedHat Bugzilla Bug
- Ubuntu CVE Tracker
CVSS Score
8.8
high severity
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Attack VectorNetwork
-
Attack ComplexityLow
-
Privileges RequiredNone
-
User InteractionRequired
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ScopeUnchanged
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ConfidentialityHigh
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IntegrityHigh
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AvailabilityHigh
- CVE
- CVE-2019-3863
- CWE
- CWE-190 CWE-787
- Snyk ID
- SNYK-DEBIAN9-LIBSSH2-340714
- Disclosed
- 25 Mar, 2019
- Published
- 17 Mar, 2019