Is CVE-2015-1782 in the CISA KEV catalog?

No. CVE-2015-1782 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2015-1782?

CVE-2015-1782 has a CVSS v2 base score of 6.8 (MEDIUM).

What is the EPSS score for CVE-2015-1782?

CVE-2015-1782 has an EPSS score of 3.50% (88th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2015-1782?

Upgrade libssh2 on debian 11 to 1.4.3-4.1 or later.

CVE & CISA-KEV Catalog

CVE-2015-1782

MEDIUMEPSS 88th pctl

6.8

CVSS v2

NVD

Description

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.

CWE-20Improper Input Validation

How to fix

Remediation Available

libssh2Debian

Fixed in:1.4.3-4.1CVE-2015-1782

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

3.50%probability of exploitation in 30 days

88thpercentile

Elevated risk: more likely to be exploited than 88% of all known CVEs.

References

Vendor Advisory1

libssh2.org

Third-Party Advisory4

Other references3

Related Vulnerabilities

Other CWE-20 (Improper Input Validation) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-3400	Critical	10.0	100%	KEV + Ransom	-
CVE-2021-45105	Medium	5.9	100%	-	Fix
CVE-2021-44228	Critical	10.0	100%	KEV + Ransom	Fix
CVE-2021-21985	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2018-7600	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2020-3452	High	7.5	100%	KEV	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-06.