Risk | Medium |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2020-7919 |
CWE-ID | CWE-295 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software Subscribe |
go (Alpine package) Operating systems & Components / Operating system package or component |
Vendor | Alpine Linux Development Team |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
EUVDB-ID: #VU29673
Risk: Medium
CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2020-7919
CWE-ID:
CWE-295 - Improper Certificate Validation
Exploit availability: No
DescriptionThe vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
Go before 1.12.16 and 1.13.x before 1.13.7 (and the crypto/cryptobyte package before 0.0.0-20200124225646-8b5121be2f68 for Go) allows attacks on clients (resulting in a panic) via a malformed X.509 certificate.
MitigationInstall update from vendor's website.
Vulnerable software versionsgo (Alpine package): 1.13.4-r1 - 1.13.4-r2
External linkshttp://git.alpinelinux.org/aports/commit/?id=733214445280ab1c9627ef9f6131859fa5f2a399
http://git.alpinelinux.org/aports/commit/?id=e17e60defb78d6909cf8595594b434e23d2a5319
http://git.alpinelinux.org/aports/commit/?id=ea04c3a72c5eb3a6fcacdfde5c14c29c3db670a2
http://git.alpinelinux.org/aports/commit/?id=a3bdef0b8a07a73c0c80fa951bf2ff84910c1b3b
http://git.alpinelinux.org/aports/commit/?id=573b7537c7e1ab2732007a1d026a913613ca2d03
http://git.alpinelinux.org/aports/commit/?id=17caf1ca31bcf51f92d7f466d287824869ec3f25
http://git.alpinelinux.org/aports/commit/?id=c64d2552678a7126d5e1d18ac54ea0ee126298d9
http://git.alpinelinux.org/aports/commit/?id=c325c4cf49fc80b50d1eac10a708571fe54dd4a0
http://git.alpinelinux.org/aports/commit/?id=3b2d519d19eed612aeaf0a62ee9003e23cbe7c2f
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.