CVE-2021-35247

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-35247
Serv-U web login screen to LDAP authentication was allowing characters that were not sufficiently sanitized. SolarWinds has updated the input mechanism to perform additional validation and sanitization. Please Note: No downstream affect has been detected as the LDAP servers ignored improper characters. To insure proper input validation is completed in all environments. SolarWinds recommends scheduling an update to the latest version of Serv-U.

5.3 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

5.0 /10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:N/AC:L/Au:N/C:N/I:P/A:N

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References
Link Resource
https://documentation.solarwinds.com/en/success_center/servu/content/release_notes/servu_15-3_release_notes.htm Release Notes Vendor Advisory
https://www.solarwinds.com/trust-center/security-advisories/cve-2021-35247 Broken Link Vendor Advisory
Configurations

Configuration 1 (hide)

cpe:2.3:a:solarwinds:serv-u:*:*:*:*:*:*:*:*
History

10 Feb 2022, 15:08

Type Values Removed Values Added
References (MISC) https://documentation.solarwinds.com/en/success_center/servu/content/release_notes/servu_15-3_release_notes.htm - (MISC) https://documentation.solarwinds.com/en/success_center/servu/content/release_notes/servu_15-3_release_notes.htm - Release Notes, Vendor Advisory

25 Jan 2022, 20:15

Type Values Removed Values Added
References
  • (MISC) https://documentation.solarwinds.com/en/success_center/servu/content/release_notes/servu_15-3_release_notes.htm -
Summary Serv-U web login screen to LDAP authentication was allowing characters that were not sufficiently sanitized. SolarWinds has updated the input mechanism to perform additional validation and sanitization. Please Note: No downstream affect has been detected as the LDAP servers ignored improper characters Serv-U web login screen to LDAP authentication was allowing characters that were not sufficiently sanitized. SolarWinds has updated the input mechanism to perform additional validation and sanitization. Please Note: No downstream affect has been detected as the LDAP servers ignored improper characters. To insure proper input validation is completed in all environments. SolarWinds recommends scheduling an update to the latest version of Serv-U.

19 Jan 2022, 17:12

Type Values Removed Values Added
CVSS v2 : 7.5
v3 : 9.8 		v2 : 5.0
v3 : 5.3
References (MISC) https://www.solarwinds.com/trust-center/security-advisories/cve-2021-35247 - Broken Link (MISC) https://www.solarwinds.com/trust-center/security-advisories/cve-2021-35247 - Broken Link, Vendor Advisory

18 Jan 2022, 18:15

Type Values Removed Values Added
Summary Serv-U web login screen was allowing characters that were not sanitized by the authentication mechanism. SolarWinds has updated the authentication mechanism to remedy this issue and prevent unauthorized parameters to be used in the Serv-U login screen With the Log4j issue in the wild, input fields across the internet have been tested for vulnerability. Although Serv-U was not affected by the log4j issue, It was discovered that better input validation could be implemented. Serv-U web login screen to LDAP authentication was allowing characters that were not sufficiently sanitized. SolarWinds has updated the input mechanism to perform additional validation and sanitization. Please Note: No downstream affect has been detected as the LDAP servers ignored improper characters

14 Jan 2022, 01:40

Type Values Removed Values Added
CWE CWE-20
CVSS v2 : unknown
v3 : unknown 		v2 : 7.5
v3 : 9.8
References (MISC) https://www.solarwinds.com/trust-center/security-advisories/cve-2021-35247 - (MISC) https://www.solarwinds.com/trust-center/security-advisories/cve-2021-35247 - Broken Link
CPE cpe:2.3:a:solarwinds:serv-u:*:*:*:*:*:*:*:*
First Time Solarwinds
Solarwinds serv-u

10 Jan 2022, 14:14

Type Values Removed Values Added
New CVE
Information

Published : 2022-01-10 14:10

Updated : 2023-12-10 14:09

NVD link : CVE-2021-35247

Mitre link : CVE-2021-35247

CVE.ORG link : CVE-2021-35247

JSON object : View

Products Affected

solarwinds

  • serv-u
CWE
CWE-20

Improper Input Validation