Is CVE-2011-2192 in the CISA KEV catalog?

No. CVE-2011-2192 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2011-2192?

CVE-2011-2192 has a CVSS v2 base score of 4.3 (MEDIUM).

What is the EPSS score for CVE-2011-2192?

CVE-2011-2192 has an EPSS score of 2.99% (86th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2011-2192?

Upgrade curl on debian 11 to 7.21.6-2 or later.

CVE & CISA-KEV Catalog

CVE-2011-2192

MEDIUMEPSS 86th pctl

4.3

CVSS v2

NVD

Description

The Curl_input_negotiate function in http_negotiate.c in libcurl 7.10.6 through 7.21.6, as used in curl and other products, always performs credential delegation during GSSAPI authentication, which allows remote servers to impersonate clients via GSSAPI requests.

CWE-255

How to fix

Remediation Available

curlDebian

Fixed in:7.21.6-2CVE-2011-2192

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

2.99%probability of exploitation in 30 days

86thpercentile

Elevated risk: more likely to be exploited than 86% of all known CVEs.

References

Vendor Advisory1

curl.haxx.se

Third-Party Advisory17

Other references1

curl.haxx.se

Related Vulnerabilities

Other CWE-255 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2010-0219	High	10.0	90%	-	-
CVE-2013-4786	High	7.5	82%	-	-
CVE-2014-9195	High	10.0	81%	-	-
CVE-2009-3548	High	7.5	79%	-	-
CVE-2009-4189	High	10.0	79%	-	-
CVE-2017-8229	Critical	9.8	74%	-	-

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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 2026-04-29.