CVE-2023-4751: apple macos Heap-based Buffer Overflow
CVSS: 7.8v3.0HighAnalyzed
AliasesUBUNTU-CVE-2023-4751DEBIAN-CVE-2023-4751
Published 03-09-2023Last modified 13-02-2025
Vulnerability summary
CVE-2023-4751 is a high (CVSS 7.8) Heap-based Buffer Overflow vulnerability in apple macos. EPSS estimates a 0.56% chance of exploitation in the next 30 days, higher than 45.7% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
7.8/10
010
High · v3.0 (CVE.org)EPSS score
0.56%
0%100%
Low · +0.01 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference
Advisory lineage
Upstream 0 · Downstream 2 · Related 2Timeline
- 03-09-2023PublishedVulnerability first disclosed.
- 13-02-2025Last modifiedVulnerability information updated.
Description
Heap-based Buffer Overflow in GitHub repository vim/vim prior to 9.0.1331.
CVSS metrics
6 scores · 4 sources · 2 versionsHigh 7.8Preferred score · OSV · Ubuntu (Ecosystem advisory) · calculated from vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HSourcesAll 3 agree
- OSV · DebianEcosystem advisory · calculated7.8HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- NVDNIST7.8HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
High 7.8Preferred score · CVE.org (CNA)
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HSourcesAll 3 agree
- OSV · UbuntuEcosystem advisory · calculated7.8HighCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- NVDNIST7.8HighCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS trend
Probability
0.56%
Chance of exploitation in the next 30 days
Percentile
46%
Versus all other CVEs
30-day change
+0.01 pp
From 0.56% on 19-09-2026
19-09-202619-10-2026
EPSS score0.56%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (huntr.dev)
Maturity: unknown
Weaknesses
CWE · root cause- CWE-122Heap-based Buffer OverflowA heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().
- CWE-787Out-of-bounds WriteThe product writes data past the end, or before the beginning, of the intended buffer.
Affected systems
Apple1 product
- macosEOL14.0
Debian1 product
- vimAll versions (No fix recorded) | < 2:9.0.1894-1
Neovim1 product
- neovim< 0.9.0
Ubuntu1 product
- vim< 2:7.4.052-1ubuntu3.1+esm14 | < 2:7.4.1689-3ubuntu1.5+esm20 | < 2:8.0.1453-1ubuntu1.13+esm6 | < 2:8.1.2269-1ubuntu5.20 | < 2:8.2.3995-1ubuntu2.13
5 vendors · 6 products
