Risk | Medium |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2016-3120 |
CWE-ID | CWE-476 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software |
krb5 (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: #VU32240
Risk: Medium
CVSSv4.0: [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID: CVE-2016-3120
CWE-ID:
CWE-476 - NULL Pointer Dereference
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error. A remote attacker can trigger denial of service conditions via an S4U2Self request.
MitigationInstall update from vendor's website.
Vulnerable software versionskrb5 (Alpine package): 1.13.2-r1 - 1.13.2-r2
CPE2.3http://git.alpinelinux.org/aports/commit/?id=291bdb084aa8137594ea6e32a91d1006ae0152a0
http://git.alpinelinux.org/aports/commit/?id=d6cac5661df8d1c9fa2cdae9942cd6f274712d7f
http://git.alpinelinux.org/aports/commit/?id=5dfc3609c83443f92ad4f2deb320e2e4e8a711bd
http://git.alpinelinux.org/aports/commit/?id=b1878b63835be923fb98d72c7ee9ad294dad20c5
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.