autoload/netrw.vim (aka the Netrw Plugin) 109, 131, and other versions before 133k for Vim 7.1.266, other 7.1 versions, and 7.2 stores credentials for an FTP session, and sends those credentials when attempting to establish subsequent FTP sessions to servers on different hosts, which allows remote FTP servers to obtain sensitive information in opportunistic circumstances by logging usernames and passwords. NOTE: the upstream vendor disputes a vector involving different ports on the same host, stating "I'm assuming that they're using the same id and password on that unchanged hostname, deliberately."
CVE-2008-4677
This CVE was only ever scored under CVSS v2.0. NVD CVSS v2.0 base 4.3 — v2 rates that MEDIUM (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:M/Au:N/C:P/I:N/A:N. 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 2.0% exploitation probability in the next 30 days, which is reflected in EG Risk but does not lift the v2 base. Confidence: LOW.
- Lower severity and no public exploit yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v2.0 (legacy)
- 4.3MEDIUMNVD never assigned a CVSS v3 rating to this CVE
- EG Score
- 4.3(low)
- EG Risk
- 25(Track)EG Risk 25/100SSVC: 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 computedSeverity43% × 45%Exploitation2% × 40%Automatability30% × 15%Action: Routine — remediate on your standard cadence. - EPSS PROB
- 2%
- EPSS %ILE
- 79%
- KEV
- Not listed
Published
October 22, 2008
Last Modified
April 23, 2026
References (30)
- cve@mitrehttp://groups.google.com/group/vim_dev/browse_thread/thread/2f6fad581a037971/a5fcf4c4981d34e6?show_docid=a5fcf4c4981d34e6
- cve@mitrehttp://lists.opensuse.org/opensuse-security-announce/2009-03/msg00004.html
- cve@mitrehttp://secunia.com/advisories/31464
- cve@mitrehttp://secunia.com/advisories/34418
- cve@mitrehttp://www.mandriva.com/security/advisories?name=MDVSA-2008:236
- cve@mitrehttp://www.openwall.com/lists/oss-security/2008/10/06/4
- cve@mitrehttp://www.openwall.com/lists/oss-security/2008/10/16/2
- cve@mitrehttp://www.openwall.com/lists/oss-security/2008/10/20/2
- cve@mitrehttp://www.rdancer.org/vulnerablevim-netrw-credentials-dis.html
- cve@mitrehttp://www.securityfocus.com/archive/1/495432
- cve@mitrehttp://www.securityfocus.com/archive/1/495436
- cve@mitrehttp://www.securityfocus.com/bid/30670
- cve@mitrehttp://www.vupen.com/english/advisories/2008/2379
- cve@mitrehttps://bugzilla.redhat.com/show_bug.cgi?id=461750
- cve@mitrehttps://exchange.xforce.ibmcloud.com/vulnerabilities/44419
Affected Packages
(4 across 4 ecosystems)
Debian:11(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| vim | 2:8.2.2434-3 ... 2:9.2.0858-1 (63 versions) | — | — |
Debian:12(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| vim | 2:9.0.1378-2 ... 2:9.2.0858-1 (45 versions) | — | — |
Debian:13(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| vim | 2:9.1.1230-2 ... 2:9.2.0858-1 (19 versions) | — | — |
Debian:14(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| vim | 2:9.1.1230-2 ... 2:9.2.0858-1 (19 versions) | — | — |
Data Freshness Timeline
(refreshed 1× in last 7d / 10× 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.
Showing the most recent 100 of 111 total refreshes for this CVE.
- 2026-08-26 15:06 UTCOSV refresh
- 2026-08-15 01:24 UTCEPSS rescore
- 2026-08-10 04:09 UTCOSV refresh
- 2026-08-08 16:31 UTCEPSS rescore
- 2026-08-07 16:21 UTCEPSS rescore
- 2026-08-06 13:41 UTCEPSS rescore
- 2026-08-05 19:11 UTCEPSS rescore
- 2026-08-04 15:03 UTCEPSS rescore
- 2026-08-03 10:28 UTCEPSS rescore
- 2026-07-30 01:25 UTCEPSS rescore
- 2026-07-26 13:36 UTCEG score recompute▲ 4.30
- 2026-07-25 14:12 UTCEPSS rescore
- 2026-07-25 04:41 UTCOSV refresh
- 2026-07-24 14:12 UTCEPSS rescore
- 2026-07-23 14:14 UTCEPSS rescore
- 2026-07-23 00:57 UTCEG score recompute
- 2026-07-23 00:35 UTCEG score recompute
- 2026-07-23 00:02 UTCEG score recompute
- 2026-07-22 21:40 UTCEG score recompute
- 2026-07-20 17:03 UTCEPSS rescore
- 2026-07-18 09:59 UTCEPSS rescore
- 2026-07-16 16:58 UTCEPSS rescore
- 2026-07-15 16:54 UTCEPSS rescore
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- 2026-07-13 22:25 UTCEPSS rescore
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- 2026-07-07 23:12 UTCOSV refresh
- 2026-07-06 16:23 UTCEPSS rescore
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- 2026-06-19 19:22 UTCEPSS rescore
- 2026-06-19 19:22 UTCEPSS rescore
- 2026-06-19 10:55 UTCOSV refresh
- 2026-06-18 17:49 UTCEPSS rescore
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- 2026-06-11 13:56 UTCEPSS rescore
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- 2026-06-01 13:49 UTCEPSS rescore
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- 2026-05-31 22:28 UTCEPSS rescore
- 2026-05-31 22:28 UTCEPSS rescore
- 2026-05-31 00:13 UTCEPSS rescore
- 2026-05-31 00:13 UTCEPSS rescore
- 2026-05-30 19:49 UTCEG score recompute
- 2026-05-30 19:49 UTCGHSA enrichment
- 2026-05-29 13:40 UTCEPSS rescore
- 2026-05-28 13:42 UTCEPSS rescore
- 2026-05-28 13:42 UTCEPSS rescore
- 2026-05-28 13:42 UTCEPSS rescore
- 2026-05-27 13:38 UTCEPSS rescore
- 2026-05-27 13:37 UTCEPSS rescore
- 2026-05-26 19:43 UTCOSV refresh
- 2026-05-26 13:41 UTCEPSS rescore
Frequently asked(4)
What is CVE-2008-4677?
When was CVE-2008-4677 disclosed?
Is CVE-2008-4677 actively exploited?
How do I remediate CVE-2008-4677?
Dependency Blast Radius
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