Vulnerability Monitor

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CVE-2015-1782

The kex_agree_methods function in libssh2 before 1.5.0 allows remote servers to cause a denial of service (crash) or have other unspecified impact via crafted length values in an SSH_MSG_KEXINIT packet.

Published

2015-03-13T14:59:00.083

Last Modified

2025-04-12T10:46:40.837

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 6.8 (MEDIUM)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:P/I:P/A:P

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

8.6

Impact Score

6.4

Weaknesses

Type: Primary
CWE-20

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	debian	debian_linux	7.0	Yes
Application	libssh2	libssh2	≤ 1.4.3	Yes
Operating System	fedoraproject	fedora	20	Yes
Operating System	fedoraproject	fedora	21	Yes
Operating System	fedoraproject	fedora	22	Yes

References

http://lists.fedoraproject.org/pipermail/package-announce/2015-March/151943.html Third Party Advisory ([email protected])
http://lists.fedoraproject.org/pipermail/package-announce/2015-March/152362.html Third Party Advisory ([email protected])
http://lists.fedoraproject.org/pipermail/package-announce/2015-March/153933.html Third Party Advisory ([email protected])
http://www.debian.org/security/2015/dsa-3182 Third Party Advisory ([email protected])
http://www.libssh2.org/adv_20150311.html Vendor Advisory ([email protected])
http://www.mandriva.com/security/advisories?name=MDVSA-2015:148 Broken Link ([email protected])
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html ([email protected])
http://www.securityfocus.com/bid/73061 ([email protected])
http://lists.fedoraproject.org/pipermail/package-announce/2015-March/151943.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://lists.fedoraproject.org/pipermail/package-announce/2015-March/152362.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://lists.fedoraproject.org/pipermail/package-announce/2015-March/153933.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.debian.org/security/2015/dsa-3182 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.libssh2.org/adv_20150311.html Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.mandriva.com/security/advisories?name=MDVSA-2015:148 Broken Link (af854a3a-2127-422b-91ae-364da2661108)
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/73061 (af854a3a-2127-422b-91ae-364da2661108)