First published: Fri Jul 17 2020(Updated: )
Execution of the "show ospf interface extensive" or "show ospf interface detail" CLI commands on a Juniper Networks device running Junos OS may cause the routing protocols process (RPD) to crash and restart if OSPF interface authentication is configured, leading to a Denial of Service (DoS). By continuously executing the same CLI commands, a local attacker can repeatedly crash the RPD process causing a sustained Denial of Service. Note: Only systems utilizing ARM processors, found on the EX2300 and EX3400, are vulnerable to this issue. Systems shipped with other processor architectures are not vulnerable to this issue. The processor architecture can be displayed via the 'uname -a' command. For example: ARM (vulnerable): % uname -a | awk '{print $NF}' arm PowerPC (not vulnerable): % uname -a | awk '{print $NF}' powerpc AMD (not vulnerable): % uname -a | awk '{print $NF}' amd64 Intel (not vulnerable): % uname -a | awk '{print $NF}' i386 This issue affects Juniper Networks Junos OS: 12.3X48 versions prior to 12.3X48-D100; 14.1X53 versions prior to 14.1X53-D140, 14.1X53-D54; 15.1 versions prior to 15.1R7-S7; 15.1X49 versions prior to 15.1X49-D210; 15.1X53 versions prior to 15.1X53-D593; 16.1 versions prior to 16.1R7-S8; 17.1 versions prior to 17.1R2-S12; 17.2 versions prior to 17.2R3-S4; 17.3 versions prior to 17.3R3-S8; 17.4 versions prior to 17.4R2-S2, 17.4R3; 18.1 versions prior to 18.1R3-S2; 18.2 versions prior to 18.2R2, 18.2R3; 18.2X75 versions prior to 18.2X75-D40; 18.3 versions prior to 18.3R1-S2, 18.3R2.
Credit: sirt@juniper.net
Affected Software | Affected Version | How to fix |
---|---|---|
Juniper Junos | =12.3x48 | |
Juniper Junos | =12.3x48-d10 | |
Juniper Junos | =12.3x48-d15 | |
Juniper Junos | =12.3x48-d20 | |
Juniper Junos | =12.3x48-d25 | |
Juniper Junos | =12.3x48-d30 | |
Juniper Junos | =12.3x48-d35 | |
Juniper Junos | =12.3x48-d40 | |
Juniper Junos | =12.3x48-d45 | |
Juniper Junos | =12.3x48-d50 | |
Juniper Junos | =12.3x48-d51 | |
Juniper Junos | =12.3x48-d55 | |
Juniper Junos | =12.3x48-d60 | |
Juniper Junos | =12.3x48-d65 | |
Juniper Junos | =12.3x48-d70 | |
Juniper Junos | =12.3x48-d75 | |
Juniper Junos | =12.3x48-d80 | |
Juniper Junos | =12.3x48-d90 | |
Juniper Junos | =12.3x48-d95 | |
Juniper Junos | =14.1x53 | |
Juniper Junos | =14.1x53-d10 | |
Juniper Junos | =14.1x53-d15 | |
Juniper Junos | =14.1x53-d16 | |
Juniper Junos | =14.1x53-d25 | |
Juniper Junos | =14.1x53-d26 | |
Juniper Junos | =14.1x53-d27 | |
Juniper Junos | =14.1x53-d30 | |
Juniper Junos | =14.1x53-d35 | |
Juniper Junos | =14.1x53-d40 | |
Juniper Junos | =14.1x53-d42 | |
Juniper Junos | =14.1x53-d43 | |
Juniper Junos | =14.1x53-d44 | |
Juniper Junos | =14.1x53-d45 | |
Juniper Junos | =14.1x53-d48 | |
Juniper Junos | =14.1x53-d50 | |
Juniper Junos | =14.1x53-d51 | |
Juniper Junos | =14.1x53-d52 | |
Juniper Junos | =14.1x53-d53 | |
Juniper Junos | =15.1 | |
Juniper Junos | =15.1-a1 | |
Juniper Junos | =15.1-f | |
Juniper Junos | =15.1-f1 | |
Juniper Junos | =15.1-f2 | |
Juniper Junos | =15.1-f2-s1 | |
Juniper Junos | =15.1-f2-s2 | |
Juniper Junos | =15.1-f2-s3 | |
Juniper Junos | =15.1-f2-s4 | |
Juniper Junos | =15.1-f3 | |
Juniper Junos | =15.1-f4 | |
Juniper Junos | =15.1-f5 | |
Juniper Junos | =15.1-f5-s7 | |
Juniper Junos | =15.1-f6 | |
Juniper Junos | =15.1-f6-s1 | |
Juniper Junos | =15.1-f6-s12 | |
Juniper Junos | =15.1-f6-s2 | |
Juniper Junos | =15.1-f6-s3 | |
Juniper Junos | =15.1-f6-s4 | |
Juniper Junos | =15.1-f6-s7 | |
Juniper Junos | =15.1-f7 | |
Juniper Junos | =15.1-r1 | |
Juniper Junos | =15.1-r2 | |
Juniper Junos | =15.1-r3 | |
Juniper Junos | =15.1-r4 | |
Juniper Junos | =15.1-r4-s7 | |
Juniper Junos | =15.1-r4-s8 | |
Juniper Junos | =15.1-r4-s9 | |
Juniper Junos | =15.1-r5 | |
Juniper Junos | =15.1-r5-s1 | |
Juniper Junos | =15.1-r5-s5 | |
Juniper Junos | =15.1-r5-s6 | |
Juniper Junos | =15.1-r6 | |
Juniper Junos | =15.1-r6-s1 | |
Juniper Junos | =15.1-r6-s2 | |
Juniper Junos | =15.1-r6-s6 | |
Juniper Junos | =15.1-r7 | |
Juniper Junos | =15.1-r7-s1 | |
Juniper Junos | =15.1-r7-s2 | |
Juniper Junos | =15.1-r7-s3 | |
Juniper Junos | =15.1-r7-s4 | |
Juniper Junos | =15.1-r7-s5 | |
Juniper Junos | =15.1-r7-s6 | |
Juniper Junos | =15.1x49 | |
Juniper Junos | =15.1x49-d10 | |
Juniper Junos | =15.1x49-d100 | |
Juniper Junos | =15.1x49-d110 | |
Juniper Junos | =15.1x49-d120 | |
Juniper Junos | =15.1x49-d130 | |
Juniper Junos | =15.1x49-d140 | |
Juniper Junos | =15.1x49-d15 | |
Juniper Junos | =15.1x49-d150 | |
Juniper Junos | =15.1x49-d160 | |
Juniper Junos | =15.1x49-d170 | |
Juniper Junos | =15.1x49-d180 | |
Juniper Junos | =15.1x49-d190 | |
Juniper Junos | =15.1x49-d20 | |
Juniper Junos | =15.1x49-d200 | |
Juniper Junos | =15.1x49-d25 | |
Juniper Junos | =15.1x49-d30 | |
Juniper Junos | =15.1x49-d35 | |
Juniper Junos | =15.1x49-d40 | |
Juniper Junos | =15.1x49-d45 | |
Juniper Junos | =15.1x49-d50 | |
Juniper Junos | =15.1x49-d55 | |
Juniper Junos | =15.1x49-d60 | |
Juniper Junos | =15.1x49-d65 | |
Juniper Junos | =15.1x49-d70 | |
Juniper Junos | =15.1x49-d75 | |
Juniper Junos | =15.1x49-d80 | |
Juniper Junos | =15.1x49-d90 | |
Juniper Junos | =15.1x53 | |
Juniper Junos | =15.1x53-d10 | |
Juniper Junos | =15.1x53-d20 | |
Juniper Junos | =15.1x53-d21 | |
Juniper Junos | =15.1x53-d210 | |
Juniper Junos | =15.1x53-d230 | |
Juniper Junos | =15.1x53-d231 | |
Juniper Junos | =15.1x53-d232 | |
Juniper Junos | =15.1x53-d233 | |
Juniper Junos | =15.1x53-d234 | |
Juniper Junos | =15.1x53-d235 | |
Juniper Junos | =15.1x53-d236 | |
Juniper Junos | =15.1x53-d237 | |
Juniper Junos | =15.1x53-d25 | |
Juniper Junos | =15.1x53-d30 | |
Juniper Junos | =15.1x53-d31 | |
Juniper Junos | =15.1x53-d32 | |
Juniper Junos | =15.1x53-d33 | |
Juniper Junos | =15.1x53-d34 | |
Juniper Junos | =15.1x53-d40 | |
Juniper Junos | =15.1x53-d45 | |
Juniper Junos | =15.1x53-d47 | |
Juniper Junos | =15.1x53-d470 | |
Juniper Junos | =15.1x53-d48 | |
Juniper Junos | =15.1x53-d495 | |
Juniper Junos | =15.1x53-d50 | |
Juniper Junos | =15.1x53-d51 | |
Juniper Junos | =15.1x53-d52 | |
Juniper Junos | =15.1x53-d55 | |
Juniper Junos | =15.1x53-d56 | |
Juniper Junos | =15.1x53-d57 | |
Juniper Junos | =15.1x53-d58 | |
Juniper Junos | =15.1x53-d59 | |
Juniper Junos | =15.1x53-d590 | |
Juniper Junos | =15.1x53-d591 | |
Juniper Junos | =15.1x53-d592 | |
Juniper Junos | =15.1x53-d60 | |
Juniper Junos | =15.1x53-d61 | |
Juniper Junos | =15.1x53-d62 | |
Juniper Junos | =15.1x53-d63 | |
Juniper Junos | =15.1x53-d64 | |
Juniper Junos | =15.1x53-d65 | |
Juniper Junos | =15.1x53-d66 | |
Juniper Junos | =15.1x53-d67 | |
Juniper Junos | =15.1x53-d68 | |
Juniper Junos | =15.1x53-d69 | |
Juniper Junos | =15.1x53-d70 | |
Juniper Junos | =16.1 | |
Juniper Junos | =16.1-r1 | |
Juniper Junos | =16.1-r2 | |
Juniper Junos | =16.1-r3 | |
Juniper Junos | =16.1-r3-s10 | |
Juniper Junos | =16.1-r3-s11 | |
Juniper Junos | =16.1-r4 | |
Juniper Junos | =16.1-r4-s12 | |
Juniper Junos | =16.1-r4-s2 | |
Juniper Junos | =16.1-r4-s3 | |
Juniper Junos | =16.1-r4-s4 | |
Juniper Junos | =16.1-r4-s6 | |
Juniper Junos | =16.1-r5 | |
Juniper Junos | =16.1-r5-s4 | |
Juniper Junos | =16.1-r6-s1 | |
Juniper Junos | =16.1-r6-s6 | |
Juniper Junos | =16.1-r7 | |
Juniper Junos | =16.1-r7-s2 | |
Juniper Junos | =16.1-r7-s3 | |
Juniper Junos | =16.1-r7-s4 | |
Juniper Junos | =16.1-r7-s5 | |
Juniper Junos | =16.1-r7-s6 | |
Juniper Junos | =16.1-r7-s7 | |
Juniper Junos | =17.1 | |
Juniper Junos | =17.1-r1 | |
Juniper Junos | =17.1-r2 | |
Juniper Junos | =17.1-r2-s1 | |
Juniper Junos | =17.1-r2-s10 | |
Juniper Junos | =17.1-r2-s11 | |
Juniper Junos | =17.1-r2-s2 | |
Juniper Junos | =17.1-r2-s3 | |
Juniper Junos | =17.1-r2-s4 | |
Juniper Junos | =17.1-r2-s5 | |
Juniper Junos | =17.1-r2-s6 | |
Juniper Junos | =17.1-r2-s7 | |
Juniper Junos | =17.1-r2-s8 | |
Juniper Junos | =17.1-r2-s9 | |
Juniper Junos | =17.2 | |
Juniper Junos | =17.2-r1 | |
Juniper Junos | =17.2-r1-s1 | |
Juniper Junos | =17.2-r1-s2 | |
Juniper Junos | =17.2-r1-s3 | |
Juniper Junos | =17.2-r1-s4 | |
Juniper Junos | =17.2-r1-s5 | |
Juniper Junos | =17.2-r1-s7 | |
Juniper Junos | =17.2-r1-s8 | |
Juniper Junos | =17.2-r2 | |
Juniper Junos | =17.2-r2-s11 | |
Juniper Junos | =17.2-r2-s6 | |
Juniper Junos | =17.2-r2-s7 | |
Juniper Junos | =17.2-r3-s1 | |
Juniper Junos | =17.2-r3-s2 | |
Juniper Junos | =17.2-r3-s3 | |
Juniper Junos | =17.3 | |
Juniper Junos | =17.3-r1-s1 | |
Juniper Junos | =17.3-r2 | |
Juniper Junos | =17.3-r2-s1 | |
Juniper Junos | =17.3-r2-s2 | |
Juniper Junos | =17.3-r2-s3 | |
Juniper Junos | =17.3-r2-s4 | |
Juniper Junos | =17.3-r3 | |
Juniper Junos | =17.3-r3-s1 | |
Juniper Junos | =17.3-r3-s2 | |
Juniper Junos | =17.3-r3-s3 | |
Juniper Junos | =17.3-r3-s4 | |
Juniper Junos | =17.3-r3-s7 | |
Juniper Junos | =17.4 | |
Juniper Junos | =17.4-r1 | |
Juniper Junos | =17.4-r1-s1 | |
Juniper Junos | =17.4-r1-s2 | |
Juniper Junos | =17.4-r1-s4 | |
Juniper Junos | =17.4-r1-s5 | |
Juniper Junos | =17.4-r1-s6 | |
Juniper Junos | =17.4-r1-s7 | |
Juniper Junos | =17.4-r2 | |
Juniper Junos | =17.4-r2-s1 | |
Juniper Junos | =18.1 | |
Juniper Junos | =18.1-r1 | |
Juniper Junos | =18.1-r2 | |
Juniper Junos | =18.1-r2-s1 | |
Juniper Junos | =18.1-r2-s2 | |
Juniper Junos | =18.1-r2-s4 | |
Juniper Junos | =18.1-r3 | |
Juniper Junos | =18.1-r3-s1 | |
Juniper Junos | =18.2-r1 | |
Juniper Junos | =18.2-r1-s3 | |
Juniper Junos | =18.2-r1-s4 | |
Juniper Junos | =18.2x75 | |
Juniper Junos | =18.2x75 | |
Juniper Junos | =18.2x75-d20 | |
Juniper Junos | =18.2x75-d30 | |
Juniper Junos | =18.3 | |
Juniper Junos | =18.3-r1 | |
Juniper Junos | =18.3-r1-s1 |
The following software releases have been updated to resolve this specific issue: 12.3X48-D100, 14.1X53-D140, 14.1X53-D54, 15.1R7-S7, 15.1X49-D210, 15.1X53-D593, 16.1R7-S8, 17.1R2-S12, 17.2R3-S4, 17.3R3-S8, 17.4R2-S2, 17.4R3, 18.1R3-S2, 18.2R2, 18.2X75-D40, 18.3R1-S2, 18.3R2, 18.4R1, and all subsequent releases.
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CVE-2020-1643 has a severity rating of Medium due to its potential to cause a Denial of Service.
To fix CVE-2020-1643, update affected Juniper Networks devices to the recommended software version specified by Juniper.
CVE-2020-1643 affects multiple versions of Junos OS, including 12.3x48, 14.1x53, 15.1, and 16.1.
CVE-2020-1643 can cause the routing protocols process (RPD) to crash and restart when specific commands are executed.
There are no specific workarounds known for CVE-2020-1643; upgrading the software is recommended.