Vulnerability Monitor

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CVE-2018-1000858

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.

Published

2018-12-20T17:29:00.457

Last Modified

2024-11-21T03:40:30.710

Status

Modified

Source

[email protected]

Severity

CVSSv3.0: 8.8 (HIGH)

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-352

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	gnupg	gnupg	≤ 2.2.11	Yes
Operating System	canonical	ubuntu_linux	18.04	Yes
Operating System	canonical	ubuntu_linux	18.10	Yes

References

https://sektioneins.de/en/advisories/advisory-012018-gnupg-wkd.html Exploit, Third Party Advisory ([email protected])
https://sektioneins.de/en/blog/18-11-23-gnupg-wkd.html Third Party Advisory ([email protected])
https://usn.ubuntu.com/3853-1/ Third Party Advisory ([email protected])
https://sektioneins.de/en/advisories/advisory-012018-gnupg-wkd.html Exploit, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://sektioneins.de/en/blog/18-11-23-gnupg-wkd.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://usn.ubuntu.com/3853-1/ Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)