CVE-2023-42448

Exploitation

Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.

SSVC decision

• ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
• 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

0.78% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 53.5% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

2023-10-04 18:57Z2 YR AGO

Last updated

2024-09-19 19:06Z1 YR AGO

Reserved

2023-09-08

Assigning CNA

GitHub_M

Record state

PUBLISHED

Severity

High (CVSS 8.1)

CNA CVSS vector

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

Weaknesses

• CWE-20Improper Input ValidationClass
• CWE-1284Improper Validation of Specified Quantity in InputBase

Data version

5.1

Document digest

e3c569e299ae0a30621277efaec226cd67c541a676886f22a10d0cf3196fa5aa

• github.comhttps://github.com/input-output-hk/hydra/security/advisories/GHSA-mgcx-6p7h-5996x_refsource_CONFIRM
• github.comhttps://github.com/input-output-hk/hydra/commit/2f45529729e28254a62f7a7c8d6649066923ed1fx_refsource_MISC
• github.comhttps://github.com/input-output-hk/hydra/blob/master/CHANGELOG.md#0130---2023-10-03x_refsource_MISC
• github.comhttps://github.com/input-output-hk/hydra/blob/master/hydra-plutus/src/Hydra/Contract/Head.hs#L284-L296x_refsource_MISC
• github.comhttps://github.com/input-output-hk/hydra/blob/master/hydra-plutus/src/Hydra/Contract/Head.hs#L320-L323x_refsource_MISC