PT-2015-5441 · Libssh2+4 · Libssh2+4

Mariusz Ziulek · Published 2015-03-10 · Updated 2024-06-15 · CVE-2015-1782

Positive Technologies (AI Summary)

CVSS v2.0

6.8

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions libssh2 versions prior to 1.5.0

Description The issue 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. This is related to the kex agree methods function in libssh2.

Recommendations For versions prior to 1.5.0, update to version 1.5.0 or later to resolve the issue. As a temporary workaround, consider restricting access to SSH services to minimize the risk of exploitation.

Fix

DoS

RCE

Weakness Enumeration

CWE-20

Related Identifiers

ALT-PU-2015-2026

ALT-PU-2018-2261

CESA-2015_2140

CVE-2015-1782

DLA-171-1

DSA-3182-1

MGASA-2015-0107

OPENSUSE-SU-2024:10190-1

RHSA-2015:2140

RHSA-2015_2140

SUSE-RU-2023:4066-1

SUSE-SU-2015:0669-1

SUSE-SU-2015:0676-1

SUSE-SU-2015_0669-1

SUSE-SU-2015_0676-1

Affected Products

Alt Linux

Centos

Red Hat

Suse

Libssh2

References · 50

• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-1782 · Security Note
• https://advisories.mageia.org/MGASA-2015-0107.html · Security Note
• http://lists.fedoraproject.org/pipermail/package-announce/2015-March/152362.html · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2015-1782 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2015-1782 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2015-1782 · Security Note
• http://debian.org/security/2015/dsa-3182 · Vendor Advisory
• http://libssh2.org/adv_20150311.html · Vendor Advisory
• http://lists.fedoraproject.org/pipermail/package-announce/2015-March/151943.html · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2015-1782 · Security Note
• https://osv.dev/vulnerability/DSA-3182-1 · Vendor Advisory
• https://debian.org/security/2015/dsa-3182 · Vendor Advisory
• http://mandriva.com/security/advisories?name=MDVSA-2015:148 · Vendor Advisory
• https://security-tracker.debian.org/tracker/DSA-3182-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-RU-2023:4066-1 · Vendor Advisory