Juniper Junos CLI libc recomp() rpd DoS (JSA10612)

This script is Copyright (C) 2014-2017 Tenable Network Security, Inc.


Synopsis :

The remote device is missing a vendor-supplied security patch.

Description :

According to its self-reported version number, the remote Juniper
Junos device is affected by a denial of service vulnerability in the
regcomp implementation of the GNU C Library used in the command-line
interpreter (CLI). A attacker can exploit this vulnerability to crash
the RE by using a crafted regular expression containing adjacent
repetition operators or adjacent bounded repetitions.

See also :

https://kb.juniper.net/InfoCenter/index?page=content&id=JSA10612

Solution :

Apply the relevant Junos upgrade referenced in Juniper advisory
JSA10612.

Risk factor :

Low / CVSS Base Score : 2.1
(CVSS2#AV:L/AC:L/Au:N/C:N/I:N/A:P)
CVSS Temporal Score : 1.8
(CVSS2#E:ND/RL:OF/RC:ND)
Public Exploit Available : true

Family: Junos Local Security Checks

Nessus Plugin ID: 72001 ()

Bugtraq ID: 45233

CVE ID: CVE-2010-4051
CVE-2010-4052

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