CVE-2006-1939

CVE-2006-1939 is a medium-severity vulnerability in Ethereal Group Ethereal with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

• Severity: Medium (CVSS 2.0 base score 5.0)
• EPSS exploit prediction: 3% (84th percentile)
• Actively exploited: Not listed in CISA KEV
• Affected product: Ethereal Group Ethereal
• Published: 2006-04-25
• Last modified: 2026-06-16

Description

Multiple unspecified vulnerabilities in Ethereal 0.9.x up to 0.10.14 allow remote attackers to cause a denial of service (crash from null dereference) via (1) an invalid display filter, or the (2) GSM SMS, (3) ASN.1-based, (4) DCERPC NT, (5) PER, (6) RPC, (7) DCERPC, and (8) ASN.1 dissectors.

Frequently asked questions

What is CVE-2006-1939?

Multiple unspecified vulnerabilities in Ethereal 0.9.x up to 0.10.14 allow remote attackers to cause a denial of service (crash from null dereference) via (1) an invalid display filter, or the (2) GSM SMS, (3) ASN.1-based, (4) DCERPC NT, (5) PER, (6) RPC, (7) DCERPC, and (8) ASN.1 dissectors.

How severe is CVE-2006-1939?

CVE-2006-1939 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2006-1939 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2006-1939?

CVE-2006-1939 primarily affects Ethereal Group Ethereal. In total, 35 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2006-1939?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2006-1939 published?

CVE-2006-1939 was published on 2006-04-25 and last updated on 2026-06-16.

References

• ftp://patches.sgi.com/support/free/security/advisories/20060501-01-U.asc
• http://lists.suse.com/archive/suse-security-announce/2006-May/0004.html
• http://secunia.com/advisories/19769
• http://secunia.com/advisories/19805
• http://secunia.com/advisories/19828
• http://secunia.com/advisories/19839
• http://secunia.com/advisories/19958
• http://secunia.com/advisories/19962
• http://secunia.com/advisories/20117
• http://secunia.com/advisories/20210
• http://secunia.com/advisories/20944
• http://securitytracker.com/id?1015985
• http://support.avaya.com/elmodocs2/security/ASA-2006-128.htm
• http://www.debian.org/security/2006/dsa-1049
• http://www.ethereal.com/appnotes/enpa-sa-00023.html
• http://www.gentoo.org/security/en/glsa/glsa-200604-17.xml
• http://www.mandriva.com/security/advisories?name=MDKSA-2006:077
• http://www.redhat.com/archives/fedora-announce-list/2006-April/msg00194.html
• http://www.redhat.com/archives/fedora-announce-list/2006-April/msg00195.html
• http://www.redhat.com/support/errata/RHSA-2006-0420.html
• http://www.securityfocus.com/bid/17682
• http://www.vupen.com/english/advisories/2006/1501
• https://exchange.xforce.ibmcloud.com/vulnerabilities/26017
• https://exchange.xforce.ibmcloud.com/vulnerabilities/26020
• https://exchange.xforce.ibmcloud.com/vulnerabilities/26021
• https://exchange.xforce.ibmcloud.com/vulnerabilities/26022
• https://exchange.xforce.ibmcloud.com/vulnerabilities/26028
• https://exchange.xforce.ibmcloud.com/vulnerabilities/26030
• https://exchange.xforce.ibmcloud.com/vulnerabilities/26032
• https://exchange.xforce.ibmcloud.com/vulnerabilities/26033

Affected products (35)

• cpe:2.3:a:ethereal_group:ethereal:0.9:*:*:*:*:*:*:*
• cpe:2.3:a:ethereal_group:ethereal:0.9.0:*:*:*:*:*:*:*
• cpe:2.3:a:ethereal_group:ethereal:0.9.1:*:*:*:*:*:*:*
• cpe:2.3:a:ethereal_group:ethereal:0.9.2:*:*:*:*:*:*:*
• cpe:2.3:a:ethereal_group:ethereal:0.9.3:*:*:*:*:*:*:*
• cpe:2.3:a:ethereal_group:ethereal:0.9.4:*:*:*:*:*:*:*
• cpe:2.3:a:ethereal_group:ethereal:0.9.5:*:*:*:*:*:*:*
• cpe:2.3:a:ethereal_group:ethereal:0.9.6:*:*:*:*:*:*:*
• cpe:2.3:a:ethereal_group:ethereal:0.9.7:*:*:*:*:*:*:*
• cpe:2.3:a:ethereal_group:ethereal:0.9.8:*:*:*:*:*:*:*
• cpe:2.3:a:ethereal_group:ethereal:0.9.9:*:*:*:*:*:*:*
• cpe:2.3:a:ethereal_group:ethereal:0.9.10:*:*:*:*:*:*:*
• cpe:2.3:a:ethereal_group:ethereal:0.9.11:*:*:*:*:*:*:*
• cpe:2.3:a:ethereal_group:ethereal:0.9.12:*:*:*:*:*:*:*
• cpe:2.3:a:ethereal_group:ethereal:0.9.13:*:*:*:*:*:*:*
• cpe:2.3:a:ethereal_group:ethereal:0.9.14:*:*:*:*:*:*:*
• cpe:2.3:a:ethereal_group:ethereal:0.9.15:*:*:*:*:*:*:*
• cpe:2.3:a:ethereal_group:ethereal:0.9.16:*:*:*:*:*:*:*
• cpe:2.3:a:ethereal_group:ethereal:0.9_.0:*:*:*:*:*:*:*
• cpe:2.3:a:ethereal_group:ethereal:0.10:*:*:*:*:*:*:*
• cpe:2.3:a:ethereal_group:ethereal:0.10.0:*:*:*:*:*:*:*
• cpe:2.3:a:ethereal_group:ethereal:0.10.0a:*:*:*:*:*:*:*
• cpe:2.3:a:ethereal_group:ethereal:0.10.1:*:*:*:*:*:*:*
• cpe:2.3:a:ethereal_group:ethereal:0.10.2:*:*:*:*:*:*:*
• cpe:2.3:a:ethereal_group:ethereal:0.10.3:*:*:*:*:*:*:*
• cpe:2.3:a:ethereal_group:ethereal:0.10.4:*:*:*:*:*:*:*
• cpe:2.3:a:ethereal_group:ethereal:0.10.5:*:*:*:*:*:*:*
• cpe:2.3:a:ethereal_group:ethereal:0.10.6:*:*:*:*:*:*:*
• cpe:2.3:a:ethereal_group:ethereal:0.10.7:*:*:*:*:*:*:*
• cpe:2.3:a:ethereal_group:ethereal:0.10.8:*:*:*:*:*:*:*
• cpe:2.3:a:ethereal_group:ethereal:0.10.9:*:*:*:*:*:*:*
• cpe:2.3:a:ethereal_group:ethereal:0.10.10:*:*:*:*:*:*:*
• cpe:2.3:a:ethereal_group:ethereal:0.10.11:*:*:*:*:*:*:*
• cpe:2.3:a:ethereal_group:ethereal:0.10.12:*:*:*:*:*:*:*
• cpe:2.3:a:ethereal_group:ethereal:0.10.13:*:*:*:*:*:*:*

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