CVE-2021-29753

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

0.80% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 54.2% of scored records. A rank, not a probability.

NVD base score

5.9 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2021-11-05 17:15Z4 YR AGO

Last updated

2024-09-17 02:42Z1 YR AGO

Reserved

2021-03-31

Assigning CNA

ibm

Record state

PUBLISHED

Severity

Medium (CVSS 5.9)

CNA CVSS vector

CVSS:3.0/PR:N/C:H/S:U/AV:N/UI:N/A:N/AC:H/I:N/RC:C/RL:O/E:U

Weaknesses

• CWE-319Cleartext Transmission of Sensitive InformationBase

Data version

5.1

Document digest

0705a1d45f296785b03362ee22b414970103145b2640a71645f082b3d553c139

• www.ibm.comhttps://www.ibm.com/support/pages/node/6513703x_refsource_CONFIRM
• exchange.xforce.ibmcloud.comibm-baw-cve202129753-info-disc (201919)https://exchange.xforce.ibmcloud.com/vulnerabilities/201919vdb-entryx_refsource_XF