CVE-2013-6954

MEDIUMNVD 6.56.5—
EchelonGraph scoreMEDIUM confidence

Score 6.5 from GitHub Security Advisory published 2022-05-14. NVD baseline CVSS 6.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
6.5EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 4.7%CVSS: 6.5Exploit: None knownExposed services: Not assessed

A fix is available — apply it.

The png_do_expand_palette function in libpng before 1.6.8 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via (1) a PLTE chunk of zero bytes or (2) a NULL palette, related to pngrtran.c and pngset.c.

CVSS v3
6.5
EG Score
6.5MEDIUMmedium confidence
EG Risk
31
EG Risk 31/100CISA SSVC

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
Severity65% × 45%
Exploitation5% × 40%
Automatability0% × 15%
CISA SSVC: Track at every mission impact level.
Action: A fix is available. Apply it within your standard update timelines.
EPSS PROB
4.7%
EPSS %ILE
91st
KEV
Not listed

CISA SSVCTrack at every mission impact level.

A fix is available. Apply it within your standard update timelines.

Exploitation none (CISA Vulnrichment) · Automatable no (CISA Vulnrichment) · Technical impact partial (CISA Vulnrichment). Mission impact is CISA's Mission & Well-being decision point, and only you can judge it: high means the affected system is essential to your organisation's mission, or its compromise could cause irreversible harm to people. CISA's decision table

Published

January 12, 2014

Last Modified

April 29, 2026

Advisory Details (4)

Auto-updated Apr 30, 2026
Patch available.
generic

About Secunia Research | Flexera

http://secunia.com/advisories/58974
generic

'[security bulletin] HPSBUX03092 SSRT101668 rev.1 - HP-UX running Java6, Remote Unauthorized Access, ' - MARC

http://marc.info/?l=bugtraq&m=140852974709252&w=2
generic

'[security bulletin] HPSBUX03091 SSRT101667 rev.1 - HP-UX running Java7, Remote Unauthorized Access, ' - MARC

http://marc.info/?l=bugtraq&m=140852886808946&w=2
generic

Mageia Advisory: MGASA-2014-0075 - Updated libpng and libpng12 packages fix security vulnerability

http://advisories.mageia.org/MGASA-2014-0075.html

Vendor Advisories for CVE-2013-6954(7)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Patch Availability(6)

Vendor / EcosystemFix (by version range) / PatchReleasedSource
redhatjava-1.6.0-ibm-1:1.6.0.16.0-1jpp.1.el52014-07-29redhat
redhatjava-1.7.1-ibm-1:1.7.1.1.0-1jpp.2.el7_02014-06-10redhat
redhatjava-1.6.0-ibm-1:1.6.0.16.0-1jpp.1.el6_52014-05-15redhat
redhatjava-1.7.0-ibm-1:1.7.0.7.0-1jpp.1.el6_52014-05-13redhat
redhatjava-1.7.0-oracle-1:1.7.0.55-1jpp.1.el6_52014-04-17redhat
redhatjava-1.6.0-sun-1:1.6.0.75-1jpp.1.el6_52014-04-17redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Affected Packages

(1 across 1 ecosystem)
Debian:7(1)
PackageVulnerable rangeFix by version rangeDependents
openjdk-77u13-2.3.6-1 ... 7u9-2.3.5~pre1-1 (39 versions)
  • every version up to 7u55-2.4.7-1~deb7u1: fixed in 7u55-2.4.7-1~deb7u1
—

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 4× in last 7d / 16× 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 139 total refreshes for this CVE.

  1. 2026-10-05 17:38 UTCEPSS rescore
  2. 2026-10-04 23:16 UTCEPSS rescore
  3. 2026-09-30 14:58 UTCEPSS rescore
  4. 2026-09-30 00:17 UTCEG score recompute
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  1. 2026-08-18 13:43 UTCEPSS rescore
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  14. 2026-07-28 15:31 UTCEPSS rescore
  15. 2026-07-23 14:14 UTCEPSS rescore
  16. 2026-07-23 01:11 UTCEG score recompute
  17. 2026-07-23 00:14 UTCEG score recompute
  18. 2026-07-22 21:53 UTCEG score recompute
  19. 2026-07-22 14:04 UTCEPSS rescore
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  22. 2026-07-20 17:03 UTCEPSS rescore
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  24. 2026-07-19 14:27 UTCEPSS rescore
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  44. 2026-06-30 23:19 UTCEPSS rescore
  45. 2026-06-29 14:02 UTCEPSS rescore
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  47. 2026-06-28 04:53 UTCEPSS rescore
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  49. 2026-06-27 03:05 UTCEPSS rescore
  50. 2026-06-25 13:47 UTCEPSS rescore
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  69. 2026-06-13 22:57 UTCEPSS rescore
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  71. 2026-06-11 13:56 UTCEPSS rescore
  72. 2026-06-10 22:15 UTCEPSS rescore
  73. 2026-06-10 13:18 UTCEPSS rescore
  74. 2026-06-08 14:14 UTCEPSS rescore
  75. 2026-06-07 15:22 UTCEPSS rescore

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Frequently asked(5)

What is CVE-2013-6954?
CVE-2013-6954 is a medium vulnerability published on January 12, 2014. The pngdoexpand_palette function in libpng before 1.6.8 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via (1) a PLTE chunk of zero bytes or (2) a NULL palette, related to pngrtran.c and pngset.c.
When was CVE-2013-6954 disclosed?
CVE-2013-6954 was first published on January 12, 2014, 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-2013-6954 actively exploited?
CVE-2013-6954 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 4.7% probability of exploitation in the next 30 days (91st percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2013-6954?
CVE-2013-6954 has a CVSS v3 base score of 6.5 (NVD).
How do I remediate CVE-2013-6954?
A fix for CVE-2013-6954 is available: update to the fixed version the vendor names in its advisory. The vendor advisories EchelonGraph has for CVE-2013-6954 are linked in the Vendor Advisories panel on this page.

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