CVE-2011-1142

HIGHNVD 7.57.5—
EchelonGraph scoreMEDIUM confidence

Score 7.5 from GitHub Security Advisory published 2022-05-17. NVD baseline CVSS 7.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Trending — 3 sources updated this week
7.5
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 3%CVSS: 7.5Exploit: NoneExposed: 0

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

Stack consumption vulnerability in the dissect_ber_choice function in the BER dissector in Wireshark 1.2.x through 1.2.15 and 1.4.x through 1.4.4 might allow remote attackers to cause a denial of service (infinite loop) via vectors involving self-referential ASN.1 CHOICE values.

CVSS v3
7.5
EG Score
7.5(medium)
EG Risk
50(Track)
EG Risk 50/100SSVC: 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 computed
Severity75% × 45%
Exploitation3% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS
83.4%
KEV
Not listed

Published

March 3, 2011

Last Modified

April 29, 2026

Advisory Details (4)

Auto-updated May 6, 2026
No patch confirmed yet.
generic

VUPEN Security - Vulnerability Research and Intelligence

http://www.vupen.com/english/advisories/2011/0622
generic

dissect_ber_choice might infinitely loop (#1516) · Issues · Wireshark Foundation / Wireshark · GitLab

https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=1516
generic

Wireshark • Go Deep | Wireshark • Wireshark 1.4.4 Release Notes

http://www.wireshark.org/docs/relnotes/wireshark-1.4.4.html
generic

Wireshark • Go Deep | Wireshark • Wireshark 1.2.15 Release Notes

http://www.wireshark.org/docs/relnotes/wireshark-1.2.15.html

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 13× in last 7d / 44× 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 109 total refreshes for this CVE.

  1. 2026-07-23 02:10 UTCOSV refresh
  2. 2026-07-23 01:04 UTCEG score recompute
  3. 2026-07-23 00:40 UTCEG score recompute
  4. 2026-07-23 00:08 UTCEG score recompute
  5. 2026-07-22 21:47 UTCEG score recompute
  6. 2026-07-22 14:03 UTCEPSS rescore
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  1. 2026-07-05 21:29 UTCOSV refresh
  2. 2026-07-05 02:26 UTCEPSS rescore
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  31. 2026-06-17 08:35 UTCOSV refresh
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  63. 2026-05-29 08:38 UTCEG score recompute
  64. 2026-05-29 08:37 UTCGHSA enrichment
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Frequently asked(5)

What is CVE-2011-1142?
CVE-2011-1142 is a high vulnerability published on March 3, 2011. Stack consumption vulnerability in the dissectberchoice function in the BER dissector in Wireshark 1.2.x through 1.2.15 and 1.4.x through 1.4.4 might allow remote attackers to cause a denial of service (infinite loop) via vectors involving self-referential ASN.1 CHOICE values.
When was CVE-2011-1142 disclosed?
CVE-2011-1142 was first published in the National Vulnerability Database on March 3, 2011, with the most recent update on April 29, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2011-1142 actively exploited?
CVE-2011-1142 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 83.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2011-1142?
CVE-2011-1142 has a CVSS v3 base score of 7.5 (NVD).
How do I remediate CVE-2011-1142?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2011-1142, 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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