Risk | Medium |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2021-22918 |
CWE-ID | CWE-125 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software Subscribe |
Gentoo Linux Operating systems & Components / Operating system dev-libs/libuv Operating systems & Components / Operating system package or component |
Vendor | Gentoo |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
EUVDB-ID: #VU54624
Risk: Medium
CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-22918
CWE-ID:
CWE-125 - Out-of-bounds read
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition in uv__idna_toascii() function in libuv, which is used to convert strings to ASCII. A remote attacker can force the application to resolve a specially crafted hostname, trigger an out-of-bounds read error and gain access to sensitive information or perform a denial of service (DoS) attack.
Update the affected packages.
dev-libs/libuv to version: 1.41.1
Gentoo Linux: All versions
dev-libs/libuv: before 1.41.1
External linkshttp://security.gentoo.org/glsa/202401-23
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.