Security Bulletin
This security bulletin contains one high risk vulnerability.
EUVDB-ID: #VU46133
Risk: High
CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2020-24972
CWE-ID:
CWE-427 - Uncontrolled Search Path Element
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to topenpgp4fpr: URLs are supported without safe handling of command-line options. A remote attacker can trick a victim to process a specially crafted URL via "openpgp4fpr" handler and execute arbitrary code on victim's system.
MitigationInstall updates from vendor's website.
Vulnerable software versionskleopatra: 18.08.2 - 20.04.3
External linkshttp://dev.gnupg.org/rKLEOPATRAb4bd63c1739900d94c04da03045e9445a5a5f54b
http://dev.gnupg.org/source/kleo/browse/master/CMakeLists.txt
http://security.gentoo.org/glsa/202008-21
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.