Buffer overflow in the Network Block Device (nbd) server 2.7.5 and earlier, and 2.8.0 through 2.8.2, allows remote attackers to execute arbitrary code via a large request, which is written past the end of the buffer because nbd does not account for memory taken by the reply header.
CVE-2005-3534
This CVE was only ever scored under CVSS v2.0. NVD CVSS v2.0 base 7.5 — v2 rates that HIGH (v2 bands: LOW 0.0–3.9 / MEDIUM 4.0–6.9 / HIGH 7.0–10.0; v2 has no CRITICAL band). Vector AV:N/AC:L/Au:N/C:P/I:P/A:P. CVSS v2 is an older, coarser metric than v3.1/v4.0 (no Scope, no User Interaction, no Attack Requirements), so it is not directly comparable to a v3 or v4 score. NVD has never re-scored this record under v3. EPSS predicts 6.0% exploitation probability in the next 30 days, which is reflected in EG Risk but does not lift the v2 base. Confidence: LOW.
- High severity, but no confirmed exploitation yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v2.0 (legacy)
- 7.5HIGHNVD never assigned a CVSS v3 rating to this CVE
- EG Score
- 7.5(low)
- EG Risk
- 41(Track)EG Risk 41/100SSVC: Track
EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).
How it’s computedSeverity75% × 45%Exploitation6% × 40%Automatability30% × 15%Action: Routine — remediate on your standard cadence. - EPSS PROB
- 6%
- EPSS %ILE
- 93%
- KEV
- Not listed
Published
December 22, 2005
Last Modified
April 16, 2026
References (32)
- security@debianhttp://bugs.gentoo.org/show_bug.cgi?id=116314
- security@debianhttp://secunia.com/advisories/18135
- security@debianhttp://secunia.com/advisories/18171
- security@debianhttp://secunia.com/advisories/18209
- security@debianhttp://secunia.com/advisories/18315
- security@debianhttp://secunia.com/advisories/18503
- security@debianhttp://secunia.com/advisories/43353
- security@debianhttp://secunia.com/advisories/43610
- security@debianhttp://sourceforge.net/mailarchive/forum.php?thread_id=9201144&forum_id=40388
- security@debianhttp://sourceforge.net/project/shownotes.php?release_id=380202&group_id=13229
- security@debianhttp://sourceforge.net/project/shownotes.php?release_id=380210&group_id=13229
- security@debianhttp://www.debian.org/security/2005/dsa-924
- security@debianhttp://www.gentoo.org/security/en/glsa/glsa-200512-14.xml
- security@debianhttp://www.osvdb.org/21848
- security@debianhttp://www.securityfocus.com/bid/16029
Affected Packages
(6 across 6 ecosystems)
Debian:11(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| nbd | — | 1:2.8.3-1 | — |
Debian:12(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| nbd | — | 1:2.8.3-1 | — |
Debian:13(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| nbd | — | 1:2.8.3-1 | — |
Debian:14(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| nbd | — | 1:2.8.3-1 | — |
Debian:3.0(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| nbd | — | 1.2cvs20020320-3.woody.3 | — |
Debian:3.1(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| nbd | 1:2.7.3-3 | 1:2.7.3-3sarge1 | — |
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 2× in last 7d / 3× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-09-10 09:23 UTCEPSS rescore
- 2026-09-04 04:59 UTCEPSS rescore
- 2026-08-27 17:47 UTCOSV refresh
- 2026-08-11 07:01 UTCOSV refresh
- 2026-08-08 16:30 UTCEPSS rescore
- 2026-08-05 19:11 UTCEPSS rescore
- 2026-07-26 13:27 UTCEG score recompute▲ 7.50
- 2026-07-26 07:42 UTCOSV refresh
- 2026-07-25 14:11 UTCEPSS rescore
- 2026-07-24 14:11 UTCEPSS rescore
- 2026-07-23 00:48 UTCEG score recompute
- 2026-07-23 00:29 UTCEG score recompute
- 2026-07-22 23:52 UTCEG score recompute
- 2026-07-22 21:33 UTCEG score recompute
- 2026-07-18 09:59 UTCEPSS rescore
- 2026-07-18 09:59 UTCEPSS rescore
- 2026-07-15 16:53 UTCEPSS rescore
- 2026-07-15 01:55 UTCEPSS rescore
- 2026-07-15 01:55 UTCEPSS rescore
- 2026-07-13 22:24 UTCEPSS rescore
- 2026-07-11 08:22 UTCEPSS rescore
- 2026-07-11 08:22 UTCEPSS rescore
- 2026-07-09 01:45 UTCOSV refresh
- 2026-07-08 15:09 UTCEPSS rescore
- 2026-07-06 02:19 UTCEPSS rescore
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- 2026-07-06 02:19 UTCEPSS rescore
- 2026-07-02 14:00 UTCEPSS rescore
- 2026-07-01 15:01 UTCEPSS rescore
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- 2026-06-22 14:22 UTCEPSS rescore
- 2026-06-21 01:56 UTCEPSS rescore
- 2026-06-20 14:12 UTCOSV refresh
- 2026-06-19 19:22 UTCEPSS rescore
- 2026-06-18 17:49 UTCEPSS rescore
- 2026-06-18 17:49 UTCEPSS rescore
- 2026-06-17 17:49 UTCEPSS rescore
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- 2026-06-14 23:13 UTCEPSS rescore
- 2026-06-14 23:13 UTCEPSS rescore
- 2026-06-13 22:56 UTCEPSS rescore
- 2026-06-12 23:08 UTCEPSS rescore
- 2026-06-11 13:55 UTCEPSS rescore
- 2026-06-10 22:14 UTCEPSS rescore
- 2026-06-10 13:17 UTCEPSS rescore
- 2026-06-07 15:21 UTCEPSS rescore
- 2026-06-06 13:44 UTCEPSS rescore
- 2026-06-06 13:44 UTCEPSS rescore
- 2026-06-05 22:43 UTCEPSS rescore
- 2026-06-05 22:43 UTCEPSS rescore
- 2026-06-05 06:07 UTCEPSS rescore
- 2026-06-05 06:07 UTCEPSS rescore
- 2026-06-04 13:09 UTCEPSS rescore
- 2026-06-04 13:09 UTCEPSS rescore
- 2026-06-02 20:10 UTCEPSS rescore
- 2026-06-02 20:10 UTCEPSS rescore
- 2026-06-01 13:49 UTCEPSS rescore
- 2026-06-01 13:49 UTCEPSS rescore
- 2026-05-31 22:28 UTCEPSS rescore
- 2026-05-31 10:56 UTCEG score recompute
- 2026-05-31 10:56 UTCGHSA enrichment
- 2026-05-31 00:13 UTCEPSS rescore
- 2026-05-31 00:13 UTCEPSS rescore
- 2026-05-29 13:40 UTCEPSS rescore
- 2026-05-29 13:40 UTCEPSS rescore
- 2026-05-29 12:31 UTCOSV refresh
- 2026-05-28 13:42 UTCEPSS rescore
- 2026-05-28 13:42 UTCEPSS rescore
- 2026-05-28 13:42 UTCEPSS rescore
- 2026-05-27 13:37 UTCEPSS rescore
- 2026-05-26 13:41 UTCEPSS rescore
- 2026-05-26 13:41 UTCEPSS rescore
- 2026-05-26 07:16 UTCEPSS rescore
- 2026-05-26 07:16 UTCEPSS rescore
- 2026-05-24 16:42 UTCEPSS rescore
- 2026-05-22 21:15 UTCEPSS rescore
- 2026-05-21 22:38 UTCEPSS rescore
- 2026-05-20 22:36 UTCEPSS rescore
- 2026-05-20 22:36 UTCEPSS rescore
- 2026-05-20 11:20 UTCEPSS rescore
- 2026-05-20 11:20 UTCEPSS rescore
- 2026-05-18 21:29 UTCEPSS rescore
Frequently asked(4)
What is CVE-2005-3534?
When was CVE-2005-3534 disclosed?
Is CVE-2005-3534 actively exploited?
How do I remediate CVE-2005-3534?
Dependency Blast Radius
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