CVE-2021-46312

Exploitation

Public exploit code exists. CISA's assessment records a public proof of concept. That is not a report of exploitation in the wild.

SSVC decision

• ExploitationpocPublic proof-of-concept exploit code exists. Not a report of exploitation in the wild.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

1.04% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 61.5% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

CVSS:3.1/AV:N/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

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

2023-08-22 00:00Z3 YR AGO

Last updated

2025-11-04 17:12Z10 MO AGO

Reserved

2022-01-18

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-369Divide By ZeroBase

Data version

5.2

Document digest

b680da118037fc350586151a649c2af4ca2ae2636311b361a349325b2de1eb1f

• sourceforge.nethttps://sourceforge.net/p/djvu/bugs/344/
• lists.fedoraproject.orgFEDORA-2024-d20163632fhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4APFAWR7QE27GXQMRKR6XKNZWWUJ5YMH/vendor-advisory
• lists.fedoraproject.orgFEDORA-2024-891c09df97https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XEEGAR4WUF6LTOJEHSON7I2MBTPFTVR5/vendor-advisory
• lists.fedoraproject.orgFEDORA-2024-e8b9bedd36https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HN4JOIBNMJMW2NQSGT6DCDCQZJ2ROFM7/vendor-advisory
• lists.debian.orghttps://lists.debian.org/debian-lts-announce/2025/07/msg00007.html
• lists.fedoraproject.orghttps://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HN4JOIBNMJMW2NQSGT6DCDCQZJ2ROFM7/
• lists.fedoraproject.orghttps://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XEEGAR4WUF6LTOJEHSON7I2MBTPFTVR5/