Risk | Low |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2020-10933 |
CWE-ID | CWE-200 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software Subscribe |
ruby (Alpine package) Operating systems & Components / Operating system package or component |
Vendor | Alpine Linux Development Team |
Security Bulletin
This security bulletin contains one low risk vulnerability.
EUVDB-ID: #VU31886
Risk: Low
CVSSv3.1: 3.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2020-10933
CWE-ID:
CWE-200 - Information exposure
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to BasicSocket#read_nonblock method outputs previous value of the heap instead of copying the requested data. A remote attacker can gain access to sensitive information on the system.
MitigationInstall update from vendor's website.
Vulnerable software versionsruby (Alpine package): 2.5.0-r0 - 2.6.5-r2
ruby (Alpine package):
External linkshttp://git.alpinelinux.org/aports/commit/?id=9187c18b5ec330fb9b5af90d85672f02af3a15d5
http://git.alpinelinux.org/aports/commit/?id=2831552db46aa5611d731c169b45810977d7b96a
http://git.alpinelinux.org/aports/commit/?id=9d8c04b05e9bd2d754e1d7fafde8d286b14751d9
http://git.alpinelinux.org/aports/commit/?id=d64618fe60af05a9e866c32d4bff6db761f2ea2b
http://git.alpinelinux.org/aports/commit/?id=4badd65f51c8099060803ef81deb2857141a06cd
http://git.alpinelinux.org/aports/commit/?id=dd7e83db96d337eb585d966437df734cbd94e240
http://git.alpinelinux.org/aports/commit/?id=c5a61063a94ce45a12d02048c53a4c3f20986e01
http://git.alpinelinux.org/aports/commit/?id=5499c35bb7f43cf09d18553d19e6255eed357c9f
http://git.alpinelinux.org/aports/commit/?id=459989946e59b882d2d6ab458739b91fe6237e8c
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.