OpenSUSE Linux update for shadowsocks-libev
| Risk | High |
| Patch available | YES |
| Number of vulnerabilities | 2 |
| CVE-ID | CVE-2019-5163 CVE-2019-5164 |
| CWE-ID | CWE-306 |
| Exploitation vector | Network |
| Public exploit |
Public exploit code for vulnerability #1 is available. Public exploit code for vulnerability #2 is available. |
| Vulnerable software |
SUSE Linux Operating systems & Components / Operating system |
| Vendor | SUSE |
Security Bulletin
This security bulletin contains information about 2 vulnerabilities.
1) Missing Authentication for Critical Function
EUVDB-ID: #VU23392
Risk: Medium
CVSSv4.0: 6.9 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P/U:Green]
CVE-ID: CVE-2019-5163
CWE-ID:
CWE-306 - Missing Authentication for Critical Function
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists in the UDPRelay functionality when utilizing a Stream Cipher and a "local_address". A remote attacker can send a specially crafted UDP packets and cause a FATAL error code path and exit.
MitigationUpdate the affected packages.
SUSE Linux: 15
CPE2.3 External linkshttps://lists.opensuse.org/opensuse-security-announce/2020-01/msg00061.html
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. However, proof of concept for this vulnerability is available.
2) Missing Authentication for Critical Function
EUVDB-ID: #VU23393
Risk: High
CVSSv4.0: 7.4 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Amber]
CVE-ID: CVE-2019-5164
CWE-ID:
CWE-306 - Missing Authentication for Critical Function
Exploit availability: No
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to an insufficient authentication mechanism in the ss-manager binary. A remote authenticated attacker can send a specially crafted network packets to ss-manager, cause an arbitrary binary to run and execute arbitrary code on the target system.
Update the affected packages.
SUSE Linux: 15
CPE2.3 External linkshttps://lists.opensuse.org/opensuse-security-announce/2020-01/msg00061.html
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.
