Is CVE-2018-1000858 in the CISA KEV catalog?

No. CVE-2018-1000858 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2018-1000858?

CVE-2018-1000858 has a CVSS v3 base score of 8.8 (HIGH).

What is the EPSS score for CVE-2018-1000858?

CVE-2018-1000858 has an EPSS score of 1.04% (60th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2018-1000858?

Upgrade gnupg on ubuntu 18.04 to 2.2.4-1ubuntu1.2 or later. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2018-1000858

HIGH

8.8

CVSS v3

NVD

Description

GnuPG version 2.1.12 - 2.2.11 contains a Cross ite Request Forgery (CSRF) vulnerability in dirmngr that can result in Attacker controlled CSRF, Information Disclosure, DoS. This attack appear to be exploitable via Victim must perform a WKD request, e.g. enter an email address in the composer window of Thunderbird/Enigmail. This vulnerability appears to have been fixed in after commit 4a4bb874f63741026bd26264c43bb32b1099f060.

CWE-352Cross-Site Request Forgery

How to fix

Remediation Available

gnupgUbuntu

Fixed in:2.2.4-1ubuntu1.2USN-3853-1

gnupg2Ubuntu

Fixed in:2.2.4-1ubuntu1.2USN-3853-1

gpg-wks-clientUbuntu

Fixed in:2.2.4-1ubuntu1.2USN-3853-1

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

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Exploit Intelligence

1.04%probability of exploitation in 30 days

60thpercentile

Moderate risk: more likely to be exploited than 60% of all known CVEs.

References

Exploit1

sektioneins.de

Third-Party Advisory2

Related Vulnerabilities

Other CWE-352 (Cross-Site Request Forgery) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2016-6277	High	8.8	100%	KEV	-
CVE-2014-0054	Medium	6.8	91%	-	Fix
CVE-2013-6429	Medium	6.8	90%	-	Fix
CVE-2022-41622	High	8.8	88%	-	-
CVE-2018-7700	High	8.8	75%	-	-
CVE-2015-2295	Medium	6.8	66%	-	-

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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 2024-11-21.