CVE-2021-31355
Summary
| CVE | CVE-2021-31355 |
|---|---|
| State | PUBLIC |
| Assigner | [email protected] |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2021-10-19 19:15:00 UTC |
| Updated | 2021-10-25 21:59:00 UTC |
| Description | A persistent cross-site scripting (XSS) vulnerability in the captive portal graphical user interface of Juniper Networks Junos OS may allow a remote authenticated user to inject web script or HTML and steal sensitive data and credentials from a web administration session, possibly tricking a follow-on administrative user to perform administrative actions on the device. This issue affects Juniper Networks Junos OS: All versions, including the following supported releases: 12.3X48 versions prior to 12.3X48-D105; 15.1X49 versions prior to 15.1X49-D220; 18.3 versions prior to 18.3R3-S5; 18.4 versions prior to 18.4R3-S9; 19.1 versions prior to 19.1R3-S7; 19.2 versions prior to 19.2R3-S3; 19.3 versions prior to 19.3R3-S4; 19.4 versions prior to 19.4R3-S6; 20.1 versions prior to 20.1R3; 20.2 versions prior to 20.2R1-S1, 20.2R2; 20.3 versions prior to 20.3R2; 20.4 versions prior to 20.4R2; 21.1 versions prior to 21.1R2. |
Risk And Classification
Problem Types: CWE-79
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Operating System | Juniper | Junos | 12.3x48 | - | All | All |
| Operating System | Juniper | Junos | 12.3x48 | d10 | All | All |
| Operating System | Juniper | Junos | 12.3x48 | d100 | All | All |
| Operating System | Juniper | Junos | 12.3x48 | d15 | All | All |
| Operating System | Juniper | Junos | 12.3x48 | d20 | All | All |
| Operating System | Juniper | Junos | 12.3x48 | d25 | All | All |
| Operating System | Juniper | Junos | 12.3x48 | d30 | All | All |
| Operating System | Juniper | Junos | 12.3x48 | d35 | All | All |
| Operating System | Juniper | Junos | 12.3x48 | d40 | All | All |
| Operating System | Juniper | Junos | 12.3x48 | d45 | All | All |
| Operating System | Juniper | Junos | 12.3x48 | d50 | All | All |
| Operating System | Juniper | Junos | 12.3x48 | d51 | All | All |
| Operating System | Juniper | Junos | 12.3x48 | d55 | All | All |
| Operating System | Juniper | Junos | 12.3x48 | d60 | All | All |
| Operating System | Juniper | Junos | 12.3x48 | d65 | All | All |
| Operating System | Juniper | Junos | 12.3x48 | d66 | All | All |
| Operating System | Juniper | Junos | 12.3x48 | d70 | All | All |
| Operating System | Juniper | Junos | 12.3x48 | d75 | All | All |
| Operating System | Juniper | Junos | 12.3x48 | d80 | All | All |
| Operating System | Juniper | Junos | 12.3x48 | d85 | All | All |
| Operating System | Juniper | Junos | 12.3x48 | d90 | All | All |
| Operating System | Juniper | Junos | 12.3x48 | d95 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | - | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d10 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d100 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d110 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d120 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d130 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d131 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d140 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d15 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d150 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d160 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d170 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d180 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d190 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d20 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d200 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d210 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d25 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d30 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d35 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d40 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d45 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d50 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d55 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d60 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d65 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d70 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d75 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d80 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d90 | All | All |
| Operating System | Juniper | Junos | 18.3 | - | All | All |
| Operating System | Juniper | Junos | 18.3 | r1 | All | All |
| Operating System | Juniper | Junos | 18.3 | r1-s1 | All | All |
| Operating System | Juniper | Junos | 18.3 | r1-s2 | All | All |
| Operating System | Juniper | Junos | 18.3 | r1-s3 | All | All |
| Operating System | Juniper | Junos | 18.3 | r1-s4 | All | All |
| Operating System | Juniper | Junos | 18.3 | r1-s5 | All | All |
| Operating System | Juniper | Junos | 18.3 | r1-s6 | All | All |
| Operating System | Juniper | Junos | 18.3 | r2 | All | All |
| Operating System | Juniper | Junos | 18.3 | r2-s1 | All | All |
| Operating System | Juniper | Junos | 18.3 | r2-s2 | All | All |
| Operating System | Juniper | Junos | 18.3 | r2-s3 | All | All |
| Operating System | Juniper | Junos | 18.3 | r3 | All | All |
| Operating System | Juniper | Junos | 18.3 | r3-s1 | All | All |
| Operating System | Juniper | Junos | 18.3 | r3-s2 | All | All |
| Operating System | Juniper | Junos | 18.4 | - | All | All |
| Operating System | Juniper | Junos | 18.4 | r1 | All | All |
| Operating System | Juniper | Junos | 18.4 | r1-s1 | All | All |
| Operating System | Juniper | Junos | 18.4 | r1-s2 | All | All |
| Operating System | Juniper | Junos | 18.4 | r1-s3 | All | All |
| Operating System | Juniper | Junos | 18.4 | r1-s4 | All | All |
| Operating System | Juniper | Junos | 18.4 | r1-s5 | All | All |
| Operating System | Juniper | Junos | 18.4 | r1-s6 | All | All |
| Operating System | Juniper | Junos | 18.4 | r1-s7 | All | All |
| Operating System | Juniper | Junos | 18.4 | r2 | All | All |
| Operating System | Juniper | Junos | 18.4 | r2-s1 | All | All |
| Operating System | Juniper | Junos | 18.4 | r2-s2 | All | All |
| Operating System | Juniper | Junos | 18.4 | r2-s3 | All | All |
| Operating System | Juniper | Junos | 18.4 | r2-s4 | All | All |
| Operating System | Juniper | Junos | 18.4 | r3 | All | All |
| Operating System | Juniper | Junos | 18.4 | r3-s1 | All | All |
| Operating System | Juniper | Junos | 18.4 | r3-s2 | All | All |
| Operating System | Juniper | Junos | 18.4 | r3-s3 | All | All |
| Operating System | Juniper | Junos | 19.1 | - | All | All |
| Operating System | Juniper | Junos | 19.1 | r1 | All | All |
| Operating System | Juniper | Junos | 19.1 | r1-s1 | All | All |
| Operating System | Juniper | Junos | 19.1 | r1-s2 | All | All |
| Operating System | Juniper | Junos | 19.1 | r1-s3 | All | All |
| Operating System | Juniper | Junos | 19.1 | r1-s4 | All | All |
| Operating System | Juniper | Junos | 19.1 | r1-s5 | All | All |
| Operating System | Juniper | Junos | 19.1 | r2 | All | All |
| Operating System | Juniper | Junos | 19.1 | r2-s1 | All | All |
| Operating System | Juniper | Junos | 19.1 | r3 | All | All |
| Operating System | Juniper | Junos | 19.1 | r3-s1 | All | All |
| Operating System | Juniper | Junos | 19.2 | - | All | All |
| Operating System | Juniper | Junos | 19.2 | r1 | All | All |
| Operating System | Juniper | Junos | 19.2 | r1-s1 | All | All |
| Operating System | Juniper | Junos | 19.2 | r1-s2 | All | All |
| Operating System | Juniper | Junos | 19.2 | r1-s3 | All | All |
| Operating System | Juniper | Junos | 19.2 | r1-s4 | All | All |
| Operating System | Juniper | Junos | 19.2 | r2 | All | All |
| Operating System | Juniper | Junos | 19.2 | r2-s1 | All | All |
| Operating System | Juniper | Junos | 19.3 | - | All | All |
| Operating System | Juniper | Junos | 19.3 | r1 | All | All |
| Operating System | Juniper | Junos | 19.3 | r1-s1 | All | All |
| Operating System | Juniper | Junos | 19.3 | r2 | All | All |
| Operating System | Juniper | Junos | 19.3 | r2-s1 | All | All |
| Operating System | Juniper | Junos | 19.3 | r2-s2 | All | All |
| Operating System | Juniper | Junos | 19.3 | r2-s3 | All | All |
| Operating System | Juniper | Junos | 19.4 | r1 | All | All |
| Operating System | Juniper | Junos | 19.4 | r1-s1 | All | All |
| Operating System | Juniper | Junos | 19.4 | r1-s2 | All | All |
| Operating System | Juniper | Junos | 19.4 | r2 | All | All |
| Operating System | Juniper | Junos | 19.4 | r2-s1 | All | All |
| Operating System | Juniper | Junos | 20.1 | r1 | All | All |
| Operating System | Juniper | Junos | 20.1 | r1-s1 | All | All |
| Operating System | Juniper | Junos | 20.1 | r1-s2 | All | All |
| Operating System | Juniper | Junos | 20.1 | r1-s3 | All | All |
| Operating System | Juniper | Junos | 20.1 | r1-s4 | All | All |
| Operating System | Juniper | Junos | 20.1 | r2 | All | All |
| Operating System | Juniper | Junos | 20.1 | r2-s1 | All | All |
| Operating System | Juniper | Junos | 20.1 | r2-s2 | All | All |
| Operating System | Juniper | Junos | 20.2 | r1 | All | All |
| Operating System | Juniper | Junos | 20.2 | r2 | All | All |
| Operating System | Juniper | Junos | 20.3 | r1 | All | All |
| Operating System | Juniper | Junos | 20.3 | r1-s1 | All | All |
| Operating System | Juniper | Junos | 20.4 | r1 | All | All |
| Operating System | Juniper | Junos | 20.4 | r1-s1 | All | All |
| Operating System | Juniper | Junos | 21.1 | r1 | All | All |
| Operating System | Juniper | Junos | 21.1 | r1-s1 | All | All |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| 2021-10 Security Bulletin: Junos OS: Stored Cross-Site Scripting (XSS) vulnerability in captive portal (CVE-2021-31355) - Juniper Networks | CONFIRM | kb.juniper.net | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
Vendor Comments And Credit
Discovery Credit
LEGACY: Juniper SIRT would like to acknowledge and thank Fans0n Fan for responsibly reporting this vulnerability.
There are currently no legacy QID mappings associated with this CVE.