CVE-2021-29998

CVSS V2 High 7.5 CVSS V3 Critical 9.8
Description
An issue was discovered in Wind River VxWorks before 6.5. There is a possible heap overflow in dhcp client.
Overview
  • CVE ID
  • CVE-2021-29998
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-04-13T17:15:12
  • Last Modified Date
  • 2022-10-05T16:33:35
Weakness Enumerations
CWE URL
CWE-787 http://cwe.mitre.org/data/definitions/787.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
AND
cpe:2.3:o:windriver:vxworks:*:*:*:*:*:*:*:* 1 OR 6.5
AND
cpe:2.3:o:siemens:ruggedcom_win_subscriber_station_firmware:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:siemens:ruggedcom_win_subscriber_station:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:siemens:scalance_x200-4_p_irt_firmware:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:siemens:scalance_x200-4_p_irt:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:siemens:scalance_x201-3p_irt_firmware:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:siemens:scalance_x201-3p_irt:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:siemens:scalance_x201-3p_irt_pro_firmware:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:siemens:scalance_x201-3p_irt_pro:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:siemens:scalance_x202-2_irt_firmware:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:siemens:scalance_x202-2_irt:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:siemens:scalance_x202-2p_irt_firmware:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:siemens:scalance_x202-2p_irt:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:siemens:scalance_x202-2p_irt_pro_firmware:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:siemens:scalance_x202-2p_irt_pro:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:siemens:scalance_x204_irt_firmware:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:siemens:scalance_x204_irt:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:siemens:scalance_x204_irt_pro_firmware:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:siemens:scalance_x204_irt_pro:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:siemens:scalance_x204-2_firmware:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:siemens:scalance_x204-2:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:siemens:scalance_x204-2fm_firmware:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:siemens:scalance_x204-2fm:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:siemens:scalance_x204-2ld_firmware:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:siemens:scalance_x204-2ld:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:siemens:scalance_x204-2ld_ts_firmware:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:siemens:scalance_x204-2ld_ts:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:siemens:scalance_x204-2ts_firmware:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:siemens:scalance_x204-2ts:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:siemens:scalance_x206-1_firmware:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:siemens:scalance_x206-1:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:siemens:scalance_x206-1ld_firmware:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:siemens:scalance_x206-1ld:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:siemens:scalance_x208_firmware:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:siemens:scalance_x208:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:siemens:scalance_x208_pro_firmware:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:siemens:scalance_x208_pro:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:siemens:scalance_x212-2_firmware:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:siemens:scalance_x212-2:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:siemens:scalance_x212-2ld_firmware:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:siemens:scalance_x212-2ld:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:siemens:scalance_x216_firmware:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:siemens:scalance_x216:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:siemens:scalance_x224_firmware:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:siemens:scalance_x224:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:siemens:scalance_x300_firmware:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:siemens:scalance_x300:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:siemens:scalance_x408_firmware:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:siemens:scalance_x408:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:siemens:scalance_xf201-3p_irt_firmware:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:siemens:scalance_xf201-3p_irt:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:siemens:scalance_xf202-2p_irt_firmware:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:siemens:scalance_xf202-2p_irt:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:siemens:scalance_xf204_firmware:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:siemens:scalance_xf204:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:siemens:scalance_xf204_irt_firmware:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:siemens:scalance_xf204_irt:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:siemens:scalance_xf204-2_firmware:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:siemens:scalance_xf204-2:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:siemens:scalance_xf204-2ba_irt_firmware:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:siemens:scalance_xf204-2ba_irt:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:siemens:scalance_xf206-1_firmware:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:siemens:scalance_xf206-1:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:siemens:scalance_xf208_firmware:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:siemens:scalance_xf208:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:siemens:simatic_rf_181_eip_firmware:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:siemens:simatic_rf_181_eip:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:siemens:simatic_rf_182c_firmware:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:siemens:simatic_rf_182c:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:siemens:sinamics_perfect_harmony_gh180_firmware:*:*:*:*:*:*:*:* 1 OR 2015 2022
cpe:2.3:h:siemens:sinamics_perfect_harmony_gh180:-:*:*:*:*:*:*:* 0 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:P/I:P/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • PARTIAL
  • Base Score
  • 7.5
  • Severity
  • HIGH
  • Exploitability Score
  • 10
  • Impact Score
  • 6.4
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 9.8
  • Base Severity
  • CRITICAL
  • Exploitability Score
  • 3.9
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://cert-portal.siemens.com/productcert/pdf/ssa-560465.pdf Third Party Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-910883.pdf Third Party Advisory
https://support2.windriver.com/index.php?page=security-notices Vendor Advisory
https://us-cert.cisa.gov/ics/advisories/icsa-21-194-12 Third Party Advisory US Government Resource
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-29998
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-29998
History
Created Old Value New Value Data Type Notes
2022-05-10 06:27:22 Added to TrackCVE
2022-12-06 01:40:46 2021-04-13T17:15Z 2021-04-13T17:15:12 CVE Published Date updated
2022-12-06 01:40:46 2022-10-05T16:33:35 CVE Modified Date updated
2022-12-06 01:40:46 Analyzed Vulnerability Status updated
2022-12-06 01:40:52 References updated