Improper input validation in pcre (Alpine package)



Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2016-1263
CWE-ID CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
pcre (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.

1) Improper input validation

EUVDB-ID: #VU146

Risk: High

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2016-1263

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to cause the target system to crash.

The vulnerability exists due to state error in Juniper Junos. A remote unauthenticated attacker can cause a kernel crash by sending a specially crafted UDP packet destined to the target interface IP address on a 64-bit system.

32-bit systems are not affected.

Successful exploitation of this vulnerability may result in denial of service.

Mitigation

Install update from vendor's website.

Vulnerable software versions

pcre (Alpine package): 8.35-r2 - 8.38-r0

CPE2.3 External links

https://git.alpinelinux.org/aports/commit/?id=c58cc10617a25816b6be491359d820a8ef08e240
https://git.alpinelinux.org/aports/commit/?id=1e4709887b69db528ad1b8d34d303e1eb6f464dc
https://git.alpinelinux.org/aports/commit/?id=ae07363ba5d06022ffa7d161ab322fae828b7600
https://git.alpinelinux.org/aports/commit/?id=dc49e78d743a23b436e3b37a722f73b7aa01e0ea
https://git.alpinelinux.org/aports/commit/?id=1cabd618771bbdcfb71da232ac9b9d5719e62ec3


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.



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