CVE-2023-31284 json
illumos illumos-gate before 676abcb has a stack buffer overflow in /dev/net, leading to privilege escalation via a stat on a long file name…
published 2023-05-04 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-35598
- cvss
- 7.8
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.3%
- EPSS 0.3% chance of exploitation in 30 days, percentile 20%
- public exploits
- 0
- none known
Summary
illumos illumos-gate before 676abcb has a stack buffer overflow in /dev/net, leading to privilege escalation via a stat on a long file name in /dev/net.
Patch / fix
- illumos illumos-gate 2023-04-29
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- total
- Assessed
- 21 mo ago
Exploit prediction
0.28% chance of exploitation in the next 30 days, higher than 20% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVD | 3.1 | 7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| CNA | 3.1 | 7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Classification
- Weakness
-
- CWE-787 Out-of-bounds Write
References
-
github.com
/illumos/illumos-gate/tree/16b76d3cb933ff92018a2a75594449010192eacb
product
-
illumos.topicbox.com
/groups/developer/T13ef186a53edeb5c-M821cc18b5884e04e16daa8fd/cve-2023-31284-buffer-overflow-in-dev-net
issue-tracking
-
openwall.com
/lists/oss-security/2023/09/13/4
mailing-list
-
openwall.com
/lists/oss-security/2023/09/13/5
mailing-list
-
openwall.com
/lists/oss-security/2023/09/14/4
mailing-list
Sources
- CVE List CVE-2023-31284
- NVD CVE-2023-31284
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