CVE-2020-12135

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

1.16% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 67.1% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

NVD analysis status

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

Red Hat severity

Moderate. Red Hat's rating for its own products, not a CVSS rating.

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

2020-04-24 00:31Z6 YR AGO

Last updated

2024-08-04 11:48Z2 YR AGO

Reserved

2020-04-24

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-190Integer Overflow or WraparoundBase

Data version

5.1

Document digest

f2363c088ccd81ab82f37f7976f0d47fcbb7572d4a67fe3a9ccef179a7df6596

• bugs.launchpad.nethttps://bugs.launchpad.net/ubuntu/+source/whoopsie/+bug/1872560x_refsource_MISC
• launchpadlibrarian.nethttps://launchpadlibrarian.net/474887364/bson-fix-overflow.patchx_refsource_MISC
• github.comhttps://github.com/10gen-archive/mongo-c-driver-legacy/commit/1a1f5e26a4309480d88598913f9eebf9e9cba8ca#diff-f7d29a680148f52d6601f59ed787f577x_refsource_MISC
• usn.ubuntu.comUSN-4450-1https://usn.ubuntu.com/4450-1/vendor-advisoryx_refsource_UBUNTU