Risk | High |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2016-7922 |
CWE-ID | CWE-120 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software Subscribe |
tcpdump (Alpine package) Operating systems & Components / Operating system package or component |
Vendor | Alpine Linux Development Team |
Security Bulletin
This security bulletin contains one high risk vulnerability.
EUVDB-ID: #VU6729
Risk: High
CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2016-7922
CWE-ID:
CWE-120 - Buffer overflow
Exploit availability: No
DescriptionThe vulnerability allow a remote attacker to cause DoS condition or potentially execute arbitrary code on the target system.
The weakness exists due to buffer overflow in the print-ah.c:ah_print() in the AH parser. A remote attacker can use a specially crafted AH protocol to trigger memory corruption and cause the application to crash or possibly execute arbitrary code.
Successful exploitation of the vulnerability may result system compromise.
Install update from vendor's website.
Vulnerable software versionstcpdump (Alpine package): 4.3.0-r0 - 4.7.4-r2
External linkshttp://git.alpinelinux.org/aports/commit/?id=dd5d221102dfcc65b44c43c915d134e830e8d599
http://git.alpinelinux.org/aports/commit/?id=552c3620773db0fb6a4d1e714eaa49b6a16de052
http://git.alpinelinux.org/aports/commit/?id=e3e3e3952958b31bf6f3e01e6c73b30e3e126745
http://git.alpinelinux.org/aports/commit/?id=463c720cae55a3f0c45d5b52bc6da81e2fbe307e
http://git.alpinelinux.org/aports/commit/?id=a9f20ceec7434edc3b6efaaf3d9117504437d0d0
http://git.alpinelinux.org/aports/commit/?id=3ef6a6d85712fb0068f7b211c3e105a446f3af5b
http://git.alpinelinux.org/aports/commit/?id=c1a6c375d61229ad81ad0d61a67cd9cb3b900c94
http://git.alpinelinux.org/aports/commit/?id=daee30e03d94d9048b5b2d3da5dc1164cacea65f
http://git.alpinelinux.org/aports/commit/?id=889fe674354b8ffbce03fdbfb24f5b03f1520291
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.