CVE-2018-15587

Public Exploit

Description

GNOME Evolution through 3.28.2 is prone to OpenPGP signatures being spoofed for arbitrary messages using a specially crafted email that contains a valid signature from the entity to be impersonated as an attachment.

Category

6.5
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 2.00% Top 20%
Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory ubuntu.com Vendor Advisory debian.org Vendor Advisory opensuse.org Vendor Advisory gnome.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://bugzilla.gnome.org/show_bug.cgi?id=796424 vendor advisory issue tracking exploit
https://lists.debian.org/debian-lts-announce/2019/04/msg00027.html third party advisory mailing list
http://www.openwall.com/lists/oss-security/2019/04/30/4 third party advisory mailing list
http://seclists.org/fulldisclosure/2019/Apr/38 third party advisory mailing list
http://packetstormsecurity.com/files/152703/Johnny-You-Are-Fired.html third party advisory vdb entry
https://github.com/RUB-NDS/Johnny-You-Are-Fired
https://github.com/RUB-NDS/Johnny-You-Are-Fired/blob/master/paper/johnny-fired.pdf
http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00047.html vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00061.html vendor advisory
https://usn.ubuntu.com/3998-1/ vendor advisory
https://www.debian.org/security/2019/dsa-4457 vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00024.html vendor advisory
https://seclists.org/bugtraq/2019/Jun/7 mailing list

Frequently Asked Questions

What is the severity of CVE-2018-15587?
CVE-2018-15587 has been scored as a medium severity vulnerability.
How to fix CVE-2018-15587?
To fix CVE-2018-15587, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-15587 being actively exploited in the wild?
It is possible that CVE-2018-15587 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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