CVE-2011-2684

MEDIUMNVD 5.55.5—
EchelonGraph scoreMEDIUM confidence

Score 5.5 from GitHub Security Advisory published 2022-05-17. NVD baseline CVSS 5.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
5.5
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 0%CVSS: 5.5Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

foo2zjs before 20110722dfsg-3ubuntu1 as packaged in Ubuntu, 20110722dfsg-1 as packaged in Debian unstable, and 20090908dfsg-5.1+squeeze0 as packaged in Debian squeeze create temporary files insecurely, which allows local users to write over arbitrary files via a symlink attack on /tmp/foo2zjs.

CVSS v3
5.5
EG Score
5.5(medium)
EPSS
32.9%
KEV
Not listed

Published

October 23, 2017

Last Modified

May 13, 2026

References (10)

Data Freshness Timeline

(refreshed 10× in last 7d / 45× 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.

  1. 2026-07-06 16:23 UTCEPSS rescore
  2. 2026-07-06 02:19 UTCEPSS rescore
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  17. 2026-06-25 13:46 UTCEPSS rescore
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  20. 2026-06-23 21:30 UTCEPSS rescore
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  22. 2026-06-22 22:35 UTCOSV refresh
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  1. 2026-06-21 01:56 UTCEPSS rescore
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  17. 2026-06-10 22:14 UTCEPSS rescore
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  21. 2026-06-07 15:22 UTCEPSS rescore
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  23. 2026-06-06 13:45 UTCEPSS rescore
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  25. 2026-06-05 22:44 UTCEPSS rescore
  26. 2026-06-05 14:57 UTCOSV refresh
  27. 2026-06-05 06:08 UTCEPSS rescore
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  35. 2026-05-31 22:28 UTCEPSS rescore
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  39. 2026-05-29 13:41 UTCEPSS rescore
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  41. 2026-05-28 13:42 UTCEPSS rescore
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  44. 2026-05-27 13:38 UTCEPSS rescore
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  46. 2026-05-26 13:41 UTCEPSS rescore
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  48. 2026-05-26 07:16 UTCEPSS rescore
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  50. 2026-05-24 16:43 UTCEPSS rescore
  51. 2026-05-22 21:15 UTCEPSS rescore
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  54. 2026-05-22 08:34 UTCEG score recompute
  55. 2026-05-22 08:34 UTCGHSA enrichment
  56. 2026-05-20 22:37 UTCEPSS rescore
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  62. 2026-05-18 21:29 UTCEPSS rescore
  63. 2026-05-18 21:29 UTCEPSS rescore

Frequently asked(5)

What is CVE-2011-2684?
CVE-2011-2684 is a medium vulnerability published on October 23, 2017. foo2zjs before 20110722dfsg-3ubuntu1 as packaged in Ubuntu, 20110722dfsg-1 as packaged in Debian unstable, and 20090908dfsg-5.1+squeeze0 as packaged in Debian squeeze create temporary files insecurely, which allows local users to write over arbitrary files via a symlink attack on /tmp/foo2zjs.
When was CVE-2011-2684 disclosed?
CVE-2011-2684 was first published in the National Vulnerability Database on October 23, 2017, with the most recent update on May 13, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2011-2684 actively exploited?
CVE-2011-2684 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 32.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2011-2684?
CVE-2011-2684 has a CVSS v3 base score of 5.5 (NVD).
How do I remediate CVE-2011-2684?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2011-2684, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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