CVE-2020-15888

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

2.45% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 82.9% of scored records. A rank, not a probability.

NVD base score

8.8 (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:H/I:H/A:H

NVD analysis status

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

Red Hat severity

Important. 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

2020-07-21 21:36Z6 YR AGO

Last updated

2024-08-04 13:30Z2 YR AGO

Reserved

2020-07-21

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-125Out-of-bounds ReadBase
• CWE-416Use After FreeVariant
• CWE-787Out-of-bounds WriteBase
• CWE-122Heap-based Buffer OverflowVariant

Data version

5.1

Document digest

86d9d00cac96bf85fd04b44e635b374f3e14accd6aa579425ec940d85d98065b

• github.comhttps://github.com/lua/lua/commit/eb41999461b6f428186c55abd95f4ce1a76217d5x_refsource_MISC
• github.comhttps://github.com/lua/lua/commit/6298903e35217ab69c279056f925fb72900ce0b7x_refsource_MISC
• lua-users.orghttp://lua-users.org/lists/lua-l/2020-07/msg00053.htmlx_refsource_MISC
• lua-users.orghttp://lua-users.org/lists/lua-l/2020-07/msg00054.htmlx_refsource_MISC
• lua-users.orghttp://lua-users.org/lists/lua-l/2020-07/msg00071.htmlx_refsource_MISC
• lua-users.orghttp://lua-users.org/lists/lua-l/2020-07/msg00079.htmlx_refsource_MISC