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CVE-2021-0261
CVE information
Published
Last Modified
CVSSv2.0 Severity
CVSSv3.1 Severity
Impact Analysis
Description
A vulnerability in the HTTP/HTTPS service used by J-Web, Web Authentication, Dynamic-VPN (DVPN), Firewall Authentication Pass-Through with Web-Redirect, and Captive Portal allows an unauthenticated attacker to cause an extended Denial of Service (DoS) for these services by sending a high number of specific requests. This issue affects: Juniper Networks Junos OS 12.3 versions prior to 12.3R12-S17 on EX Series; 12.3X48 versions prior to 12.3X48-D105 on SRX Series; 15.1 versions prior to 15.1R7-S8; 15.1X49 versions prior to 15.1X49-D230 on SRX Series; 16.1 versions prior to 16.1R7-S8; 17.4 versions prior to 17.4R2-S12, 17.4R3-S3; 18.1 versions prior to 18.1R3-S11; 18.2 versions prior to 18.2R3-S6; 18.3 versions prior to 18.3R2-S4, 18.3R3-S3; 18.4 versions prior to 18.4R2-S5, 18.4R3-S4; 19.1 versions prior to 19.1R2-S2, 19.1R3-S2; 19.2 versions prior to 19.2R1-S5, 19.2R3; 19.3 versions prior to 19.3R2-S4, 19.3R3; 19.4 versions prior to 19.4R1-S3, 19.4R2-S2, 19.4R3; 20.1 versions prior to 20.1R1-S3, 20.1R2; 20.2 versions prior to 20.2R1-S1, 20.2R2..
CVSSv2.0 Score
- Severity
- Medium
- Base Score
- 5/10
- Exploit Score
- 10/10
- Access Vector
- Network
- Access Complexity
- Low
- Authentication Required
- None
- Impact Score
- 2.9/10
- Confidentiality Impact
- None
- Availability Impact
- Partial
- Integrity Impact
- None
CVSSv3.1 Score
- Severity
- High
- Base Score
- 7.5/10
- Exploit Score
- 3.9/10
- Access Vector
- Network
- Access Complexity
- Low
- Privileges Required
- None
- Impact Score
- 3.6/10
- Confidentiality Impact
- None
- Availability Impact
- High
- Integrity Impact
- None
- Scope
- Unchanged
- User Interaction
- None
Products Affected
CPE | Affected | Vulnerable | Excluding | Edit |
---|---|---|---|---|
cpe:2.3:o:juniper:junos:12.3:r11:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:12.3:r1:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:12.3:r12:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:12.3:r10:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:12.3:r12-s10:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:12.3:r12-s8:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:12.3:-:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:12.3:r12-s13:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:12.3:r12-s14:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:12.3:r12-s1:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:12.3:r12-s3:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:12.3:r12-s4:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:12.3:r12-s6:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:12.3:r12-s11:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:12.3:r12-s12:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:12.3:r10-s1:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:12.3:r10-s2:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:12.3:r12-s15:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:12.3:r12-s16:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:h:juniper:ex2300:-:*:*:*:*:*:*:* |
No
|
- | ||
cpe:2.3:h:juniper:ex2300-c:-:*:*:*:*:*:*:* |
No
|
- | ||
cpe:2.3:h:juniper:ex3400:-:*:*:*:*:*:*:* |
No
|
- | ||
cpe:2.3:h:juniper:ex4300:-:*:*:*:*:*:*:* |
No
|
- | ||
cpe:2.3:h:juniper:ex4400:-:*:*:*:*:*:*:* |
No
|
- | ||
cpe:2.3:h:juniper:ex4600:-:*:*:*:*:*:*:* |
No
|
- | ||
cpe:2.3:h:juniper:ex4650:-:*:*:*:*:*:*:* |
No
|
- | ||
cpe:2.3:h:juniper:ex9200:-:*:*:*:*:*:*:* |
No
|
- | ||
cpe:2.3:h:juniper:ex9250:-:*:*:*:*:*:*:* |
No
|
- | ||
cpe:2.3:o:juniper:junos:12.3x48:d15:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:12.3x48:d35:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:12.3x48:d50:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:12.3x48:d30:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:12.3x48:d25:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:12.3x48:d45:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:12.3x48:d55:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:12.3x48:d20:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:12.3x48:d10:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:12.3x48:d40:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:12.3x48:d60:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:12.3x48:d65:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:12.3x48:d70:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:12.3x48:d75:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:12.3x48:d66:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:12.3x48:d51:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:12.3x48:d80:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:12.3x48:-:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:12.3x48:d85:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:12.3x48:d95:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:12.3x48:d90:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:12.3x48:d100:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:15.1x49:d190:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:15.1x49:d200:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:15.1x49:d210:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:15.1x49:-:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:15.1x49:d180:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:15.1x49:d170:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:15.1x49:d150:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:15.1x49:d131:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:15.1x49:d160:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:15.1x49:d140:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:15.1x49:d120:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:15.1x49:d130:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:15.1x49:d25:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:15.1x49:d110:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:15.1x49:d60:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:15.1x49:d20:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:15.1x49:d10:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:15.1x49:d55:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:15.1x49:d15:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:15.1x49:d40:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:15.1x49:d35:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:15.1x49:d45:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:15.1x49:d75:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:15.1x49:d65:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:15.1x49:d90:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:15.1x49:d100:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:15.1x49:d50:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:15.1x49:d30:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:15.1x49:d70:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:o:juniper:junos:15.1x49:d80:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:h:juniper:srx1500:-:*:*:*:*:*:*:* |
No
|
- | ||
cpe:2.3:h:juniper:srx300:-:*:*:*:*:*:*:* |
No
|
- | ||
cpe:2.3:h:juniper:srx320:-:*:*:*:*:*:*:* |
No
|
- | ||
cpe:2.3:h:juniper:srx340:-:*:*:*:*:*:*:* |
No
|
- | ||
cpe:2.3:h:juniper:srx345:-:*:*:*:*:*:*:* |
No
|
- | ||
cpe:2.3:h:juniper:srx380:-:*:*:*:*:*:*:* |
No
|
- | ||
cpe:2.3:h:juniper:srx4100:-:*:*:*:*:*:*:* |
No
|
- | ||
cpe:2.3:h:juniper:srx4200:-:*:*:*:*:*:*:* |
No
|
- | ||
cpe:2.3:h:juniper:srx4600:-:*:*:*:*:*:*:* |
No
|
- | ||
cpe:2.3:h:juniper:srx5400:-:*:*:*:*:*:*:* |
No
|
- | ||
cpe:2.3:h:juniper:srx550:-:*:*:*:*:*:*:* |
No
|
- | ||
cpe:2.3:h:juniper:srx5600:-:*:*:*:*:*:*:* |
No
|
- | ||
cpe:2.3:h:juniper:srx5800:-:*:*:*:*:*:*:* |
No
|
- |